
Math
Your weekly paycheck is 30 percent less than your coworker's. Your two paychecks total 695. Find the amount of each paycheck. Your coworker's is : and yours is .
asked by Anonymous on January 26, 2015 
Geometry
the number of sides in 2 regular polygons is in the ratio 5:4 an the difference between their angles is 9^o. Find the number of sides in the polygon
asked by HELP!!! URGENT on December 2, 2011 
Math  Please Help
Find two positive fractions such that if we switch the denominators, the sum afterthe switch is 50 times the original sum.
asked by qwerty123 on February 9, 2011 
math
a train is moving at 40km/hr and rain is falling at 10km/hr find velocity of rain relative to train
asked by ahmed on May 25, 2010 
algebra
HYPERBOLA Q!! Find an equation for a horizontal hyperbola with vertices that are 20 units apart from each other and foci 30 units apart each other?? im lost on this any help is appreciated !!!
asked by please help !!! on June 8, 2018 
Logarithm
Without using a calculator, find the value of x such that 9(3^x)^3= square root(1/27^2) So the answers show that 3^2(3^3x)= square root(1/3^3x) Why is it 1/3^3x? Wasn't it 1/27^2? Please explain clearly to me, thks!
asked by Nobody nobody but you on June 11, 2016 
Geometry
the number of sides in 2 regular polygons is in the ratio 5:4 an the difference between their angles is 9^o. Find the number of sides in the polygon
asked by HELP!!! URGENT on December 2, 2011 
Math
The base of a triangle is 6cm greater than the height. The area is 20cm^2. Find the height and the length of the base.
asked by Pam on March 20, 2014 
Exploring mathematics elementary algebra
the units of a twodigit number exceeds thrice the tens digit by 1. the sum of the digits is 9. find the number.
asked by Joe Mhar Plaza on January 6, 2011 
Math
The two legs of a right triangle are in the ratio √3/2. If the hypotenuse is 10 units long, find the area (in square units) of the triangle.
asked by K on March 3, 2018 
math
Okay so i here is the problem......find the unit rate. I don't remember how to solve for the unit rate. Help me please i have a quiz tomorrow.
asked by kayla on January 9, 2012 
geometry
The cylindrical storage tank has a height of 12 feet.Which of the following expressions could be used to find the volume of the tank in cubic feet?
asked by ashly on November 23, 2011 
Math
The formula A=bh is used to find the area of a parallelogram. If the base of a parallelogram is double and its height is doubled, how does this affect the area.
asked by Cindy on February 8, 2011 
Math
Find the minimum and maximum value of the function y=−(x−4)^2+9. Enter infinity or infinity if the function never stops increasing or decreasing.
asked by George Carl on February 27, 2018 
maths
Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (2, 7). Last time i posted this, the answer was wrong
asked by Jo on February 27, 2018 
math
Height: The volume of a cone is 100 in^3. Find a function that models the height h of the cone in terms of its radius r.
asked by David on October 9, 2009 
math
HELP ! I just don't get this. The perimeter of a rectangle is 40 m. The length is 5m more than twice the width. Find the dimensions. What is the length? What is the width? I need to simplify my answer... PLEASE HELP ME>
asked by JOHNNY on May 21, 2010 
Maths
A sum of Rs 500 is in form of domination of Rs 5 and Rs 10 if the total number of notes is 90 find the number of notes of each type
asked by Akash Hazra on February 5, 2015 
geometry
A circular garden is divided into 6 equal sections. The radius of the garden is 13 feet. Find the area of one of the sections.
asked by Giulia on March 26, 2014 
Math
Use the definite integral to find the area between the xaxis over the indicated interval. f(x) = 36  x^2; [1,13] So, what does be the area between the xaxis and f(x) equal? Thank you for any help! I'm really confused with this problem!
asked by Francesca on June 14, 2012 
Calculus
Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/4 x at (1,15/4)
asked by Tee on June 6, 2013 
finite
a basket ball player makes 65% of her free throws find the probability that she will make at least 7 of her next 8 free throws
asked by Anonymous on April 7, 2013 
Calculus
Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/(4 x) at (1,(15/4) m = y =
asked by Shan on June 7, 2013 
calculus
two forces f1 and f2 acting on an object at a 90 degree angle will pull the object with a reluctant force, R, at an angle between f1 and f2. R= ã f1^2+f2^2 R=15 and f1=9 find f2
asked by monica on July 12, 2013 
mathslope and y intercept
find the two ordered pairs of this equation. y=5/3x+8 then give the slope and y intercept. I know the slope is rise over run and is the y intercept 8?
asked by KiKi on March 28, 2010 
Math
Seven different models cars, from which there are three blue and four red, are to be parked in a row. Find how many different arrangements there are if no two cars of the same color are to be parked next to each other.
asked by Hola on April 11, 2016 
Calculus/Physics
It took 1800J of work to stretch a spring from its natural length of 2m to a length of 5m. Find the spring's force constant.
asked by Tim on May 2, 2014 
calculus
A particle moves so that its position is given by ⟨cos(t),sin(t),cos(6t)⟩. Find the maximum and minimum speeds of the particle.
asked by andre on August 19, 2016 
Math
I have a TI83 graphing calculator. How do you graph a polar equation on this calculator. Also how would I graph lim 5/x2 x>2 in order to find the limit?
asked by Abbey(Please help) on May 3, 2010 
geometry
A line segment on a number line has its endpoints at 9 and 6 find the coordinate of the midpoint of the segment please help the answer choices are A.1.5 B.1.5 C.2 D.3
asked by dawn on September 29, 2016 
physics
A 75 kg box slides down a 25o ramp with an acceleration of 3.6 m/s2. Find the coefficient of kinetic friction between the box and the ramp.
asked by Anonymous on November 4, 2009 
Math
Suppose f(x)=x^3 and the graph of g(x) is the graph of f(x) shifted vertically up 1 units and horizontally to the right 3 units. Find the Formula fir g(x)
asked by George Carl on February 3, 2018 
Chinese
i cant find a site for mandarin lesson, and also a dictionary(mobile). may you suggest some site teaching mandarin. xiexie. :)
asked by Yana on September 22, 2013 
algebra
Graph each of the following equations below using their intercepts?. 0.2x  0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.
asked by jenny on January 31, 2007 
math
Using only algebra, find a cubic function with the given zeros. 2, 3, 7 the polynomial function is: f(x)=x^3+ (BLANK) x^213x42 i can't figure out what BLANK is Thank you!
asked by Jessica on September 22, 2018 
math
Two nonnegative numbers are chosen such that their sum is 30. Find the numbers if the sum of their squares is to be a maximum. Explanation to solve this would help !
asked by David on April 10, 2013 
chem
if a sample of iron(III) oxide contains 22.56g of iron, what is the mass of the sample? do u just find the molar masses?
asked by rose on February 22, 2013 
Calculus
find the derivative of y= x^3+8/x+2 the / is meant to be a fraction bar, I am really really bad at finding the derivative of a fraction function, could you help by showing me exactly how, Thanks
asked by Minnie on November 9, 2014 
physics
An 8000 kg elevator is supported by a steel cable. If the acceleration of the elevator is 1.4 m/s^2 upward, then find the tension in the cable.
asked by sam on October 7, 2016 
Algebra
Find all positive values for k for which each of the following can be factored. X^2xk Using the quadratic equation, x= 1/2 +1/2* sqrt (1+4k) Now, the sqrt has to be of a positive number, so 1+4k>0 so any value of k>1/4 should work.
asked by Scott on July 23, 2007 
Math
The length of a rectangle is 5 centimeters less than three times it's width . It's area is 12 square centimeters. Find the dimensions of the rectangle
asked by Beulah Anderson on November 12, 2014 
math
I'm in grade 5 and I need help on an area and perimeter question. The area of a rectangle is 300mm and the length of it is 15 mm. I need to find out the width of this rectangle.
asked by Anonymous on February 10, 2015 
MATH
A data set has the following points: (0, 2), (4, 1), (6, 0) The slope of the linear regression line is 0.32. Find the yintercept of the linear regression.
asked by J on July 11, 2013 
math
Graph each of the following equations below using their intercepts?. 0.2x  0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.
asked by jenny on January 31, 2007 
Pre Calculus
Find the magnitude and direction angle for the vector v=3 cos 123 degrees i + 3 sin 123 degrees j.
asked by ADOG on May 17, 2018 
math
Find the time for two people working together to complete a task if it takes them 4.5 hrs and 6 hrs working individually.
asked by bernette on March 8, 2010 
mathcalculus
5a3/a+7 = 5a14/a+1 so i find that only lowest common denominator for equation is (a+7)(a+1) (a+7)(a+1)(5a3/a+7) = (5a14/a+1)(a+7)(a+1) in first part i get rid of a+7's and in second part i get rid of a+1's. (a+1)(5a3) = (5a14)(a+7) 5a^2+2a3 =
asked by Shreya on January 6, 2012 
algbrea
given the perimeter of a rectangle and either the length or width, find the unknown measurement using the formula.the perimeter is 94 cm and the length is 25cm
asked by jackjohnsonb on October 15, 2009 
Calculus and vectors @ Bob Purs
Rectangle side is represented by (2,3) and (6,4). Find the perimeter of rectangle. Is this correct? (62), 43) sqrt(8^2+1^2) sqrt(65) =8.062257748(2) =16.124?
asked by Jake on March 22, 2012 
math
Graph each of the following equations below using their intercepts?. 0.2x  0.5y = 2 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots.
asked by jenny on January 31, 2007 
Math
x varies partly as y and partly y^2 when y =4,x=52.8 ,and when y=5,x=81 find x when y=6
asked by Biola on February 15, 2019 
Calculus
Use the given vector to find a vector b such that compab = 4. a = ‹4, 0, 1› ‹s, t, >
asked by abby on April 17, 2010 
Mathematics
In a quadrilateral,the angles are x°, (x+10)°, (x+20)°, (X+30)°Find the angles
asked by Sravanthi on January 8, 2018 
maths
The coefficient of x^2 is 69 in the expansion of (1ax)^24, where a>0. Find the coefficient of x^3.
asked by Shane on August 8, 2013 
RSUST
find the projection of vector A=I2j+k in the vector B=4i4j+7k
asked by Anonymous on December 28, 2015 
algebra
Find the domain of the following: f(x)=x+4 so x is the domain so would the answer be 4?
asked by Anonymous on January 30, 2013 
math
Find an equivalent ratio for the ratio 6 to 7.
asked by Anonymous on June 9, 2016 
Mathematics
Find using substitution: ∫ 1/[x(1+lnx)^2] dx I'm not sure what substitution to use.
asked by Chloe on April 23, 2016 
MAth answer check
One solution of kx^2 +6xk=0 is 3. Find the other solution I have the answer as 1/3 is this right?
asked by Shawn on November 10, 2008 
calculus
∫ sin(x)sin(3x)dx find the integral
asked by Rox on June 14, 2012 
MATH
Find the product 3[x( 1/3+2iã14/3)][x(1/32iã14/3)]
asked by dona on October 26, 2010 
mathplease check my answer
Find the slope of these two points (3,5)and (5,2) Is the slope 3?
asked by Michelle on July 31, 2010 
algebra find mean
find the mean median most for : 12 2 3 7 9 10 10 i got for median 7 most: 10 mean: i got 12 + 2 = 14 3,7, 9, 10, 10 = 39 now im stuck how to get mean? can you help
asked by Marko on October 11, 2011 
Algebra
f(x)=sqrt(x+4)+sqrt(4x) Find X and Y intercepts
asked by Anonymous on April 29, 2016 
Math
Find the first three iterates x1,x2,x3 of f(x)=2x5 for an initial value of x0=3. x1=f(x0) =f(1) =2(1)5 =3 2(3)5 65 11 2(11)5 225 27 the first three iterates are: 3,11,27
asked by Jon on March 4, 2008 
chemistry
The mass value for Br79 is 78.918amu. Find the mass of Br81
asked by linda on October 1, 2015 
Math
If the line through (x,1) and (0,y) is coincident with the line through (1,4) and (2,3), find x and y.
asked by Allyssa on May 10, 2015 
calculus
find an equation in x and y such that the distance between (x,y) and (2,0) is twice the distance between (x,y) and (3,1)
asked by Anonymous on June 30, 2009 
Math
If the distance of point (5, 0) to (3, 2) is twice the distance of (5, 0) to (7, n + 1). Find the value of n.
asked by amikhailov on July 7, 2016 
trig
Find sec theta if theta=3/4 in Q1
asked by andy on August 7, 2011 
math
find the number of fifths in one and four fifths
asked by CHARLIE on December 2, 2012 
precal
find all values of x such that sin(sin(x))=1
asked by george on October 26, 2010 
trigonometry
If cos x = 4/5, 0° x 90°, find the value of (1 + tan x)/(1  tan x)
asked by Lucky on April 8, 2017 
math
Find the integral given below. integral cos^2(7x+1)dx
asked by Carl on September 12, 2018 
Calculus
Find f'(x) if f(x)= Logx(x^25x+6) NOTE: that logx is a sub x
asked by Jesse Stone on January 27, 2012 
algebra functions
how do i calculate this if f(x)= 3x+1 and g(x)=x+2 find (f+g)(x) and calculate (f+g)(1) a little confused can some one please help me thank you
asked by christin on October 20, 2013 
St Ans School
A number is as much less than 75 as it is greater than 45. Find the number?
asked by SNIGDHA on November 12, 2014 
math
I need to find what 0.10 is a percentage of 0.72. and what 0.10 is a percentage of 0.62. Please help asap!!!!!
asked by shaista on June 29, 2010 
Math
use the functions f(x)=x+4 and g(x)=2x5 to find the specified functions. (g X f)^1 Would the answer be x+1 over 2?
asked by Dan on February 20, 2009 
algebra
if 3/5 of a number exceeds its 2/7 by 44 ,find the number
asked by Anonymous on April 12, 2010 
math
(12^5)^3 = 12 ( I have to find the exponent) my answer is 15 for the exponent
asked by Anonymous on September 14, 2014 
geometry
^ RST m
asked by Sarah Atchley on December 20, 2012 
algebra 1
four less than half a number is 17.find the number
asked by adrian on March 2, 2011 
Mathplease check my answer
Find the slope of the following points(8,9) and (10,9) 9  9 / 10  8 = 18/2 = 9 is the slope?
asked by Michelle on August 1, 2010 
math help urgent
From the graph find the maximum δ>0 which is such that if 0
asked by someguy on October 21, 2012 
calculus
Find the limits lim_x>2 x^3+x lim_x>2 (x^24)/(x2)
asked by Naomi on October 22, 2012 
Calculus
Find the derivative of f(x)=e^(sin(1))+(sin(1))^x
asked by Abigail on March 6, 2011 
Math
If m
asked by Aaron on August 8, 2013 
vidya varthaka
If 1+cos² thetha =5/4. Find thetha
asked by Anonymous on September 15, 2016 
Math
If the bearing of P from Q is 145% find the bearing of Q from P
asked by Adjoa on October 3, 2018 
Maths
sin(x)+cos(x)=2/3 find the value of sin(x)
asked by Shubham on May 22, 2008 
2nd grade
How do you find the perimeter of a letter? for ex. the letter U
asked by Jessica on March 9, 2010 
alpha
Secø + tanø=x Then find the value of secø
asked by daivik on August 1, 2015 
math
How can you find the percent one number is of another? For example, what percent or 35 is 7? (I think 20%)
asked by 6 math on November 3, 2009 
Calculus
Find the derivative of f(x)=e^(sin(1))+(sin(1))^x.
asked by Abigail on March 6, 2011 
Algebra
find all possible values for the interger n so that 9 is also a interger  n+1
asked by Bobby on September 16, 2007 
Math
Find the yintercept and the z intercept for the equation 6x2y=24
asked by Tonya on June 16, 2008 
math
how could i use the product 10 x 42 = 420 to find the product of 5 x 42?
asked by Francine on December 20, 2009 
math
line a is parallel to line b and m ∠ 18 = 42. Find m ∠ 20.
asked by 2 + 2 = on November 3, 2018 
Math
How would I find the derivative of x^2 + 3x using the definition of the derivative?
asked by Jessica on December 5, 2007
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