
math
Can you please help with finding rate of change in graphing? One question has times: 0 15 23 30 35 distance:30 70 0 45 60 Can you help me get started, I don't know what to do? Also, in another question for the slope I have to find which line has greatest
asked by sara on November 20, 2016 
Calculus
Let R be the region bounded by the yaxis and the curves y = sin x and y = cos x. Answer the following. a)Find the exact area of R. b)A solid is generated by revolving R about the xaxis. Find the exact volume of the solid.
asked by ronnieday on March 23, 2012 
Algebra
Find the period of a pendulum that is 3 meters long if the period, T, of a pendulum in seconds can be found using the formula T = 2pi(square root L/9.8 find it for 2.5 meters as well. Would love to see the work, not just the answer. thank you.
asked by Cassie on October 27, 2009 
math
South America’s population was 515,000,000 people in 2000 and 38,000,000 in 1900. To find the rate of increase, we should begin with subtracting to find the actual increase –
asked by Sara on August 2, 2010 
Physics
A person skateboarding with a constant speed of 1.30 m/s releases a ball from a height of 1.25 m above the ground. Given that x0 = 0 and y0 = h = 1.25 m, find x and y for (a) t = 0.250 s and (b) t = 0.500 s. (c) Find the velocity, speed and direction of
asked by Zz on October 3, 2017 
Trig
If angle A is 45 degrees and angle B is 60 degrees. Find sin(A)cos(B), find cos(A)sin(B), find sin(A)sin(B), and find cos(A)cos(B) The choises for the first are: A. 1/2[sin(105)+sin(345)] B. 1/2[sin(105)sin(345)] C. 1/2[sin(345)+cos(105)] D.
asked by Sade on October 8, 2016 
math correction
I had asked on these problems previously but here is my final answers are they correct now... Problem #1 Find the simple interest assume a 360day year. Round result $17000 at 9%for 119 days. My answer: 504.90 Problem #2 Find compund amount for the
asked by student on June 29, 2007 
ACCOUNTING
Posted by dakota on Tuesday, August 13, 2013 at 2:03am. 1. If market interest rates are higher than the rate offered on the bonds being sold, they will be sold at: A. a premium. B. a discount. C. face value. D. a loss. 2. When bonds are issued at a
asked by dakota on August 13, 2013 
physic
An aeroplane is heading 20 degree North of East,flying at 200km/hr relative to the air. Simultaneously the wind carriers the plane 10degree East of South at speed of 60.0km/hr. (a) find the velocity of the relative to the ground.(you may solve it
asked by Ishak on March 30, 2017 
Chemistry
Dr. Bob222 Please don't get frustrated with me, I'm really trying to figure this out... UGH!! I'm starting over again... Please advise... . Consider the following chemical equation: TiCl4(g) + 2Mg(l) → Ti(s) + 2MgCl2(l) 3.54×107g of TiCl4(g) were
asked by Jennie on February 26, 2015 
Help...pHysics
a ball is thrown at 15m/s at an angle of 30 degrees to the horizontal , how far does it travel horizontally before making contact with the ground? I don't remember very well, but I believe the formula you need is: x0 = .5at^2 + vt + x where x0 is the
asked by sean on October 7, 2006 
Math
On a scale drawing,the scale is 1/4 inch:1 foot. Find the dimensions of each room in the scale drawing. How would you find the answer? 10 feet by 9 feeet
asked by Nina on June 9, 2010 
Homework Help Calculus
Find the linear approximation L(x)of the function f(x)=cos(pi/(6)x) at the point x=1 and use it to estimate the value of cos(13pi/72). Here's what I did so far: L(x)=sqrt(3)/21/12pi(x1)+0((x1)^2) How do I find cos(13pi/72)
asked by Amy on October 16, 2013 
Geometry
Two rectangles are similar the ratio of the lengths of their corresponding sides is 1:2 find the ratio of the peremeters of the two rectangles the find the ratio of the areas explain your answers
asked by Anonymous on March 4, 2012 
Calculus
Find all points of intersection (r,theta) of the curves r=4cos(theta), r=1sin(theta). Next find the area inclosed in the intersection of the two graphs.
asked by Nat on February 11, 2018 
Algebra
Could you please check my answers and help me with one? Find the domain of the function. f(x)=8x2 I got the domain being (negative infinity, postive infinity). g(x)= 3x/x^2 49 (This one I don't understand how to find the domain)
asked by Soly on September 13, 2007 
Science  Optics
A lens has a magnification of +2.0 and if the focal length is +10 find the impage position and the object position. The type of lens is a diverging lens, but how do i find the di and the do if nothing else is given?
asked by Yasmin on February 28, 2010 
statistics
The population mean and standard deviation are given. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=36, find the probability of a sample mean being less than 12.2 if M=12 and O=0.95
asked by Anonymous on November 16, 2010 
Calculus 1
I'm asked to find max and min of: L(t)=12+2.8sin((2pi/365)(t80). I find the derivative as: L'(t)=(5.6*pi/365)*cos[(2pi/365)(t80)] but I get lost afterwards.
asked by Leo on July 8, 2013 
math
questions involving domain and range... 1. Find the domain of the function f(x)=(3x+1)/(sqrt of (x^2+x2)) andd. 2. Let f(x)= (absvalue(x))/x. Show that f(x)={ 1, x > 0 {1, x < 0 Find the domain and range of f(x).
asked by alk on August 4, 2008 
maths
find the radius of the circle if length of arc is 4p cm and angle made by the arc at the centre is 40 deg.find the area made by the arc.
asked by urvashi on February 23, 2013 
Math
Find the ratio and simply. Triangle find the shortest side to the longest 22.2, 9.6, 20 The simplified ratio is Type ratio as a simplified fraction
asked by Amalia on January 31, 2016 
math (pls help!)
A. Find the complement of the angle shown. B. Find the supplement of the angle shown. pls show all your work (52 degrees acute angle)
asked by Michael on February 21, 2019 
Math
The sum of the first and fourth terms of an arithimetic sequences is 2 and the sum of their squares is 20 1. Find the common difference 2.find the sum of the first eight terms of the squence
asked by Ishimwe on March 12, 2016 
math
Find the area of the following plane figure. An ellipse has a major axis of 14 cm and a minor axis of 10 cm. Find its area. Area (to the nearest tenth) =
asked by C on July 5, 2016 
precalculus HELP!
I posted this question before: What is the area enclosed by the graph of the absolute value(3x)+ the absolute value(4y)=12 I tried solving for y and got: y=4x when I graphed this, I got a linear equation graph...I am wondering if I am supposed to find the
asked by sara on December 4, 2006 
MATH
1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL STEPS) sin 2x  sin x = 0 2.) GIVEN: sin u = 3/5, 0 < u < ï/2 Find the exact values of: sin 2u, cos 2u and tan 2u using the doubleangle formulas. 3.)Use the halfangle formulas to
asked by MAKITA on April 10, 2009 
physics
Position vector r has magnitude of 14.8m and direction angle 240 degrees. 1. Find it's components, enter x and y components of the vector 2. Find the components of the vector 2r, enter x and y components of the vector 3. Find the magnitude of the vector
asked by Jessica on September 20, 2012 
statistics
Assume that it takes a college student an average of 5 minutes to find a parking spot in the main parking lot. Assume also that this time is normally distributed with a standard deviation of 2 minutes. Find the probability that a randomly selected college
asked by latoyia daniels on January 15, 2012 
physics vectors
In the figure below, a spider is resting after starting to spin its web. The gravitational force on the spider is 0.158 N on the junction of the three strands of silk. The junction is supported by different tension forces in the two strands above it so
asked by john on August 24, 2016 
physics
A stereo speaker emits sound waves with a power output of 100W. (a) find the intensity 10.0m from the source. B) find the intensity level in decibels, at this distance. C) at what distance would you experience the sound at the threshold of pain,120dB?
asked by sammy on April 10, 2007 
Physics
An object in SHM oscillates with a period of 4.0 s and an amplitude of 10 cm. How long does the object take to move from x=0cm to x=6cm. Okay, so first I used f=1/T to find the frequency =0.25Hz. Then, I used frequency to find omega w=2*pi*f =1.57 rad The
asked by Jon on January 11, 2011 
Vectors
if a=3x+2y and b=5x4y, find x and y in terms of a and b What I did: 2a=6x+4y +b=5x4y  2a+b=x 2(3x+2y)+(5x4y)=x 6x+4y+5x4y=x 11x=x 11x dvided by x = 11 ...that isn't the correct answer. The correct answer (according to text book) is
asked by annonymous on February 2, 2015 
Physics
An object of mass m1 = 4.10 kg placed on a frictionless, horizontal table is connected to a string that passes over a pulley and then is fastened to a hanging object of mass m2 = 6.70 kg as shown in the figure > Find the magnitude of the acceleration of
asked by Jack on October 2, 2016 
Math question
I don't understand how to find the aproximate area of a shaded region This problem has a big cirlce with 1/4 shadded with a radius of 20 cm. the answer chocies are A. 90 cm squared B. 270 cm squared C. 314 cm squared D. 1.256 cm squared how do I find the
asked by Anne on December 7, 2010 
Physics
Two packing crates of masses m1 = 10.0 kg and m2 = 6.50 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 6.50 kg crate lies on a smooth incline of angle 39.0°. a)Find the acceleration of the 6.50 kg crate.
asked by scott on September 24, 2008 
Physics
Two packing crates of masses m1 = 10.0 kg and m2 = 3.50 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 3.50 kg crate lies on a smooth incline of angle 37.0°. Find the acceleration of the 3.50 kg crate. up
asked by Elisa on June 9, 2008 
Statistics
Use the following table to answer the questions. (Give your answers correct to two decimal places.) x 1 1 3 3 5 5 7 7 9 9 y 3 2 6 1 3 3 3 2 5 3 (a) Find the equation of the line of best fit. y hat = 2.6+.1x (b) Find the ordinates y hat for the points on
asked by Tracy on June 29, 2013 
Chemistry
A pyrotechnician mixes 280 g of black powder for a firework. Find the amount of oxygen, carbon dioxide, and sulfur dioxide generated when this firework bursts, if the oxidizing agent in the powder is saltpeter. How do I find their amounts?
asked by Student on January 21, 2018 
College Algebra and Trigonometry
Two guys wires for a radio tower make angles with the horizontal of 50 degree and 49 degree. If the ground anchors for each wide are 150feets apart, find the length of each wire assuming the wires are straight and find the height of the tower?
asked by Julani on November 5, 2012 
Biology
***I read the textbook assignment and I have read all the information on the lesson, however I cannot find the answer to this question. Nor can I find anything written about it anywhere in the lesson. Please help a girl out.*** True or False? There are
asked by Erin on December 19, 2013 
calculus
Let F(x)= the integral from 0 to 2x of tan(t^2) dt. Use your calculator to find F″(1) By applying the fundamental theorem of calculus, I got the derivative of the integral (F'(x)) to be 2tan(2x^2) When I take the derivative to find F''(x) I get 8x
asked by Anonymous on May 16, 2018 
Physics
Negative charge is distributed uniformly around threequarters of a circle of radius, a, with the center of curvature at the origin. a) Use integration to find an algebraic expression for the x and y components of the net electric field at the origin in
asked by Anonymous on June 14, 2016 
Calculus
Consider a regular tetrahedron whose face is an equilateral triangle of side 7. Find the area of the horizontal cross section A at the level z=3. A= ? Find the volume of the tetrahedron. Consider a regular tetrahedron whose face is an equilateral triangle
asked by Mwe on February 7, 2015 
Calculus
1. Find the domain for the particular solution to the differential equation dy/dx=3y/x, with initial condition y(1) = 1. A. x > 0 B. x < 0 C. x ≠ 0 D. All real numbers 2. Use geometry to evaluate the integral from negative 2 to 6 of f of x, dx where f of
asked by Justin on August 1, 2019 
Pure Mathematics
1. Given that the straight line y=c3x does not intersect the curve xy=3, find the range of values for c. 2. Find the range of values for c for which the line y=cx+6 does not meet the curve 2x^2xy=3. 3. Find the range of values for k for which 8y=x+2k is
asked by KerryAnn on February 9, 2013 
alegebra
A car with a sticker price of $42,200 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the nearest cent.) $ 1 (b) Find the monthly payment if financed at 2.5% addon interest
asked by kena on May 26, 2013 
Math HELP
The table below shows the measured dimensions of a prism, and the maximum and minimum possible values based on the greatest possible error. Dimensions l w h Measured 9 5 3 Maximum 9.5 5.5 3.5 Minimum 8.5 4.5 2.5 a. Find the measured volume. b. Find the
asked by Stephen on November 19, 2010 
Math (please help!)
1. θ is a first quadrant angle in standard position and cos 1/(sqrt10)= . Find the exact value of sin . 2. feta is a second quadrant angle in standard position and tan(feta) ((sqrt5)/2) = . Find the exact value of cos(feta) . 3. θ is an angle in
asked by noel on June 11, 2012 
physics rotational acceleration  I am confused
A gyroscope slows from an initial rate of 32.0 rad/s at a rate of 0.700 rad/seconds squared. How many revolutions does it make before stopping? If only I could find the angular velocity first, in radians/second... I'm assuming 0.700 rad/second squared is
asked by anonymous on September 11, 2017 
Physics
Two copper blocks, each of mass 2.12 kg, initially have different temperatures,t1 = 18° C and t2 = 26° C. The blocks are placed in contact with each other and come to thermal equilibrium. No heat is lost to the surroundings (a) Find the final temperature
asked by Dev on April 25, 2012 
english helpp please
i need to know how to find the whole appositive phrase. Then write just the word that is the appositive. how do i find them its reall confusing.... thankss in advance http://www.chompchomp.com/terms/appositive.htm This webpage gives a clear definition and
asked by cassii on August 23, 2006 
analytic geometry
1. Find the equation of the asymptotic of the hyperbole x^2/9  y^2/ 4 = 1. 2. Given the equation of a function 2x^2 + 5y^2  16x + 20y + 108 =0, translate the original so that the New equation will have no first degree terms. 2. Find the radius and the
asked by sylvia on January 28, 2016 
algebra
Help would be greatly appreciated!!! This gets really confusing for me. Write an inverse variation equation. If y varies inversely with x and y=2 when x=4…. a. Find K. b. Write a general equation. c. Use your equation to find y when x=8 Draw a chart to
asked by Anonymous on September 29, 2011 
Algebra
Factor find the zeros x^59x^3 Find the quotient and remainder using long division (x^3x^22x+6)/(x2) Use sythetic division and remainder therem to evalulate P(c) Let P(x)= 6x^740x^6+16x^5200x^460x^369x^2+13x… *Calculate P(7) by (a) using
asked by HELpppppppp on December 7, 2009 
ResearchDELL
could you help me find some articles about dell's compeition during the early 1980s with other computer makers. ive tried looking everywhere i cannot find anything. i need to write about problems dell experienced before its company went public in 1988 so
asked by tayna on May 7, 2009 
Chemistry
Can I ask for the 3D model of the ammonium cyanate. It's formula mass and picture. I cannot find my Merck. Your school or public library is likely to have a Merck Handbook, and you may find it there. http://classweb.gmu.edu/sslayden/graphics/graphics.htm
asked by Danielle Stacey on August 29, 2005 
Find this video?
Where can I find this? In 1915, 50 years after the end of the Civil War, D.W. Griffith, released his epic film Birth of a Nation. The greatest blockbuster of the silent era, Birth of a Nation was seen by an estimated 200 million Americans by 1946. I need
asked by Kathlyn on May 14, 2014 
Statistics I'm stuck and its due tonight
In a particular hospital, 6 newborn babies were delivered yesterday. Here are their weights (in ounces): 112, 96, 109, 126, 99, 106 Assuming that these weights constitute an entire population, find the standard deviation of the population. Round your
asked by Rachal on February 13, 2011 
Physics
A robot probe drops a camera off the rim of a 239 m high cliff on Mars, where the freefall acceleration is 3.7 m/s^2. a) Find the velocity with which the camera hits the ground. b) Find the time required for it to hit the ground. Ok so I'm not even sure
asked by Lindsay on September 25, 2007 
finance in healthcare
Where can I find some information about this? Most of the class is talking about the costs of health care I would like to do something different. I need to find two current health care financial problems and how they overcame the problems and how effective
asked by Mary on July 10, 2013 
2 problemsmath
1. find the relationship of x and y in the table. x: 2; 4; 6; 8; 10 y: 1.5; 2; 3; 4.5; 5 y = _______ x + ________ 2. find the relationship of x and y from a graph of a line that crosses the yaxis at y = 6 and that goes into the left 2 units and rises 3
asked by Liv on April 12, 2018 
math
a cord is used to lower vertically a block of mass M a distance d at a constant downward acceleration of 1\4 g, find the work done by the cord on the block ? FIND THE WORK DONE BY THE FORCE OF GRAVITT
asked by samina on January 1, 2011 
maths
A rectangular plot of dimensions 125m by 78m is surrounded by gravel of width 3m uniform through out the plot. find the area of path and cost at 8.5 per m^2.find area of path
asked by fab on December 7, 2016 
Physics
If a man has an average useful power output of 31 W, what is the minimum time, in s, it would take him to lift fifty 12.3 kg boxes a height of 2.3 m. i'm thinking i should find the work done then find power with p = work/time
asked by henry on November 8, 2011 
pre cal
find the standard form of the equation of a parabola with the vertex (0,0) and the directrix y=6 find the standard form of the equation of the ellipse with center (0,0) and foci at (+ 4square root 3, 0) and verticies (+8,0)
asked by joe on May 25, 2007 
Trigonometry
Given the coordinates of a triangle, A (3,4), B (5,2), C (5,6) 1. Find the midpoints of each side of the triangle 2. Find the distances of each of the medians of the triangle (the line segment joining the vertex of a triangle and the midpoint of the
asked by Hannah on July 29, 2019 
trig
Am I right on this? 2sec^2(2x)8=0 2sec^2(2x)=8 divide by 2 sec^2(2x)=4 find square root sec(2x)=2 Now, would this simply be asking me to find where secant is equal to one? Or is there no solution because secan't (pun intended) be equal to anything above
asked by Alex on March 23, 2008 
Math
Find the unit rate. Round to the nearest tenth, if necessary. 344 miles in 11 hours 344 3,784 0.03 31.27 ** Find the unit rate. In 10 months, 62.6 gallons were used. 0.16 10 6.26 ** 626
asked by Kelly on December 1, 2016 
physics
Find the resultant, in magnitude and direction of a force of 40 N which makes an angle with the + X axis of 38o and a force of 20 N acting along the + X axis. Find the x and y components of the resultant and express them as i and j vectors.
asked by Anonymous on November 7, 2012 
physics
(a) Find the speed of a satellite moving around the earth in a circular orbit that has a radius equal to six times the earth's radius of 6.38 106 m. (b) Find the satellite's orbital period.
asked by Anonymous on April 29, 2010 
College Math
I have been struggling with this problem I cannot get the right answer. Please give me the steps to solve this problem. Let f(x)= (2x9)(x^2 + 6) (A) Find the equation of the line tangent to the graph of f(x) at x=3 (B) Find the values(s) of x where the
asked by Ronnie on June 19, 2010 
math
What is an example of a composite figure in your home or community? How would you decompose it to find the area? Can you think of another reason that it would be helpful to decompose these figures in addition to making it easier to find the area of the
asked by sadgrg on April 6, 2018 
Trig
If I have a triangle with the hypotenuse side as 7, and the opposite side as 3, how would I find the angle? (This is a right triangle.) ......III .....IIII .7..IIIII ...IIIIII..3 ..IIIIIII _IIIIIIII
asked by Jill on March 23, 2010 
Trig
In each right triangle ABC, find B. The right angle is at C. 1. a= 11.7 m, b= 14.9 m 2. The angle of depression from the top of a 64fttall tower to a deer is 47 degrees 16 minutes. Find the distance from the deer to the bottom of the tower.
asked by Lauren,=) on January 8, 2010 
Physics
If you drop a 1.0 kg weight from a height of 1.0 m, how many joules of kinetic energy will it have when it reaches the ground? Can I use the equation for work: W = F*s to find the kinetic energy? Or would I have to find the velocity of the weight as it
asked by Kyle on October 10, 2011 
Health
I need an example of a health fraud item/ product. I need to find one product that has health fraud and that I can write 150 words about. I tried searching on google but cant find anything/ don't know what to search. do you know of any products? thanks
asked by hannah on January 27, 2011 
Physics
(a) Find the speed of a satellite moving around the earth in a circular orbit that has a radius equal to five times the earth's radius of 6.38 106 m. (b) Find the satellite's orbital period. Please Help!
asked by Mike on January 21, 2013 
algebra Help fast
use the compound interest formula A=P(1+r/n)^nt and A=Pe^rt to solve 1Find the accumulated value of an investment of $5000 at 9% compounded continuously for 6 years. 2Find for an investment of $700 at 16% compounded quarterly for 2 years.
asked by anonymous on March 3, 2009 
chemistry
How can I determine which elements have higher first and second ionization energies than other elements? Also, how can I find the number of valence electrons from the electron configuration? Also, how can I use the electron configuration to find out what
asked by Anonymous on March 1, 2009 
Geometry
1. One angle of a rhombus measures 60 degrees. If the perimeter ois 20 inches, find the length of both diagonals. 2. An equilateral triangle has an altitude of 18 inches. Find the are and perimeter of the triangle
asked by Autumn on May 19, 2016 
statistics
Assume the population distribution of FEV is normal with standard deviation 400 mLi. (a) find P(E) is n=15 and population mean is 2800 mLi (B) find P(E) is n=15 and the population mean is 2600mLi (C) How does P(E) depend on the population mean?
asked by Sam on October 13, 2009 
Math
You want to find the total amount of water in a storage tank that measures 2 ft by 4 ft by 3 feet. Which of the following expressions could be used to find the measure of the tank capacity in cubic feet? a. 2x4x3 b. 2+2+4+4+3+3 c.(2x4x3)x2 d.(2+4)x3
asked by Holly on August 20, 2012 
calculus
y=5/x3 find the zeros,relative min and max.the max and min find the intervals on which yis positive or negative. on which y is decreasing.intervals y concave up or down.points of inflections
asked by donna on December 19, 2008 
Maths
Find the rule for the volume of a cylinder in terms of r only if the height is equal to its circumference. The surface area of a cylinder is 2pi square units. Find a rule for h in terms of r.
asked by Ted on November 5, 2016 
Math
A particle moves in a straight line with velocity t^(2)(1/16) ft/s. Find the total displacement and total distance traveled over the time interval [2,5 ok i got the displacement is .1125 ft however i can not find the distance! help!
asked by Anonymous on November 18, 2007 
Maths
Can you help me? I have this question: Find the equation of the line given the following information: m=UD, x=3. And I have to find the equation. Then it says: Identify the slope and y intercept from the following equations: x=5, m=___, b=___ I also have
asked by Paws on January 18, 2014 
Algebra
1)Find x in the solution of the system 3x+y=2 and 2x3y=16 A)2 B)4 C)18/11 D)10/11 I chose A 3x+y=2 times 3 = 9x+3y=6 2x3y=16 times 1 = 2x3y=16 11x/11 = 22/11x = 2 2)Find the coordinates of the vertices of the figures formed by y < x + 2, x + 2 < 6,
asked by Jon on February 16, 2008 
College algebra
how do you find the population (in thousands) of people of a city is growing according to the function P(t)=1500(2)^0.144t, where t is the number of years since 2001. I need to find the population of the city in 2001 and in 2008.
asked by Lindy on July 24, 2015 
Algebra
Use the formula pH = −log[H^+] 9.. The hydrogen ion concentration of a substance is 4.3*10^6 × moles per liter.Find the pH. Round to the nearest tenth. 10. Find the hydrogen ion concentration of a solution whose pH is 5.3.
asked by john on December 10, 2015 
algebra word prob 1
i need to write an expression that would help find the total cost of fifty $6.00 movie tickets and eight $12 play tickets. THen find the total cost. i wrote: ($50.00 x 6) + ($8x12) = 300 + 96 =$396 is that right?
asked by Marko on October 6, 2011 
college algebra
Demand Equation: The price p, in dollars, and the quantity x sold of a certain product obey the demand equation x = 5p + 100, 0 (less than or equal to) p (less than or equal to) 20 a.) Express the revenue R as a funtion of x. b.) What is the revenue if 15
asked by Candi on July 20, 2007 
calculus
given y = 4x3 find the minimum value of xy. find the rate of change of xy with respect to x. find the rate of change of xy with respect to y.
asked by julie on January 6, 2008 
Calculus
I have three questions I need help solving 1) A ball's position, in meters, as it travels every second is represented by the position function s(t) = 4.9t2 + 550. What is the velocity of the ball after 3 seconds? 2) The cost in dollars of producing x units
asked by Dante on October 2, 2017 
statistics
The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25
asked by Ashley on November 26, 2012 
statistics
The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25
asked by Ashley on November 26, 2012 
statistics
The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25
asked by Ashley on November 26, 2012 
Statistics
An insurance company wishes to examine the relationship between income (in $,000) and the amount of life insurance (in $,000) held by families. The company drew a simple random sample of families and obtained the following results: (Family) (Income)
asked by Jak on April 22, 2013 
math
).Find all numbers for which the rational expression is undefined. (4)/(v2) 2).Find the lcm of (6+7u), (3649^(u^2)),and(67u) ? 3). The speed of train a is 14 mph slower than the speed of train b. Train a travels 190 miles in the same time it takes train
asked by alia on May 29, 2010 
Math
1. The base of an isosceles triangle is 14 cm in length and the angle opposite the base measures 86 degrees. Find the length of each of the congruent sides. 2. A ski slope has a 42 degrees incline and 170 yard long. Find the vertical drop.
asked by Tsunayoshi on February 4, 2014
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