
math
If 3 times a positive number is added to the half of its square the result is 8 find the number
asked by md nasim on July 12, 2016 
math
find an equation of the line containing the given pair of points. Use function notation to write the equation. (5/7,10/14) and (1/7,13/14) f(x)
asked by kate on October 8, 2010 
Pre Calculus
Use the sumtoproduct formulas to find the exact value of the given expression. sin 150° + sin 30°
asked by Jessica Maths on July 11, 2016 
Math
Find the variance for the given data. Round your answer to one more decimal place than the original data. {8.5, 4.5, 8.8, 6.9, 5.3}
asked by Anonymous on November 8, 2009 
maths
A sum of mone becomes 8/5 of itself in 5 years at a certain rate of simple intrest.find the rate ofintrest
asked by sanjida on October 27, 2014 
math
P varies partly as the cube of M and partly as the inverse of M.if M=2 when P=1and M=6,when P=4, write out an expression for P. Hence find P when M=7
asked by Obianujunwa on October 21, 2018 
Science
A car travel of 8km from p to q then move 6km at right angle to pq.find it travel distance
asked by Anonymous on June 23, 2019 
probability
Find the probability of seeing at most 5 dots, but also an odd number of dots when 2 fair dice are rolled.
asked by heny on April 21, 2014 
Health (again)
Hi! It's me again! Here is the question: How many teenagers smoke in ontario? (as recent year as you can find) 20.7 teenagers Thank you Sam!! :)
asked by Caley on December 7, 2006 
Statistics
How would you do this problem The following is a list of ten measurements: 35,36,38,18,73,9,0.67,64,59 10 over Sum under that is i=1 then sum33xi how do I find the answer
asked by Mary Ann K on June 30, 2015 
algebra
find the equation in slopeintercept form for the line that contains the given point and that is parallel to the given line. M(5,2); 3x+8y=24
asked by help please on February 4, 2008 
Calculus
Find an equation of the tangent line to the graph of the function f defined by the following equation at the indicated point. (x  y  1)3 = x; (1, 1)
asked by Anonymous on February 18, 2011 
Algebra help
Find (fog)(x)and (gof)(x)if f(x)=xx^2 and g(x)= 2x+3. Okay so I did the following: For f(of)g(x), take (2x+3)  (2x+3)^2 (insert g(x) where the "x" is in f(x) ) For g(of)f(x), take 2[xx^2] +3 The first answer that I get for (2x+3)  (2x+3)^2 is
asked by Shawn on November 30, 2008 
calculus
To ﬁnd the length of the curve deﬁned by y = 5x^3+9x from the point (3,162) to the point (1,14), you’d have to compute the integral [a,b] f(x)dx where a = b = f(x) =
asked by Sam on March 4, 2017 
Math
Hi, I need some help with this question. Could anyone help? Tammy has 15 coins that total $1. What coins does she have and how many of each? Is there more than one answer? Find all the possibilities. Thanks, Hannah
asked by Hannah on August 12, 2013 
algebra
I think of a number,when multiplied by 3 and 17 added,the result is the same as if 4multply the numbers and 10 deduct it.find The number
asked by chidima on January 23, 2017 
chemistry
find the molality of a saltwater solution containing 0.27 mol NaCl in 150 g water.
asked by Catherine on April 7, 2013 
physics
find by drawing and by calculation the resultant of two vector 3 unit and 4 unit inclined to each other at [a]30 [b]90 [c]120
asked by Anonymous on October 17, 2018 
MATH
how would you solve this equation? the measurement of a triangle is 2m more than the base. The area is 17.5m^2. Find the length of the base.
asked by Hannie on July 13, 2008 
Science
Suppose you find fossils of clams in rock high on a mountain. what can you infer about the mountain?
asked by Jesse on January 23, 2017 
need help
Factor Completely (x4(x^2+3) Perform the indicated operations ((7x^3+6x^211x+13) +(19x^311x^2+717 Find The Product (2x1) (x^24x+3)
asked by sherri on December 11, 2008 
physics
A dog pulls on a pillow with a force of 19 N at an angle of 42° above the horizontal. Find the x and y components of this force.
asked by Anonymous on January 2, 2011 
math
Lea is two years older than Mia.The sum of their ages is 20.Find their present ages.
asked by aera on November 22, 2017 
math
6 red balls and 5white total 20balls how many yellow balls find probility
asked by math on July 9, 2016 
Math
A number is chosen at random from among all 5digit numbers containing only the digits 1,2,3,4, and/or 5. Find the probability that the digits are all different.
asked by Julie on October 17, 2015 
Math
Use properties of numbers to simplify each polynomial. 5x^2+64x+9x^2+17x And 4  3x^2+2xx^2+3 Can you help me find these answers? Step By Step?
asked by HelpmeHelpmeHelpme on June 6, 2014 
math
use the distance formula to find the distance between the points (3,8) and (4,1) round to the nearest hundredth if neccesary
asked by help on February 2, 2017 
math
the result of doubling a number added to half and decreased by 1result to 20. Find the number
asked by eric opoku on June 23, 2016 
6 grade math
I need help with these two problems if someone can explain the steps thank you Use a generic rectangle to find each product Problem 1: 3 and 1/6 × 2 and 1/2 Problem 2: 1 and 1/3 × 1 and 1/6
asked by Unknown1 on March 2, 2017 
geomtry
The radius of the base of a cylinder is 4x cm is 27 cm and its height is 33 cm. Find the surface area of the cylinder in terms of 3.14
asked by Anonymous on May 23, 2011 
Math
Find the equation of a line that passes through the point (1, 2) and has a slope of 1/3. Show how you found the equation.
asked by Crystal on February 20, 2010 
math
let x and y be real numbers. find the area enclosed by the graph of the following equation: abs(2x)+abs(2y)=1
asked by Diana on April 13, 2011 
math
the scale of a map is given as 1:20,000 two cities are 5cm apart on the map. find the actual distance between them
asked by Anonymous on March 14, 2017 
SCIENCE
a. An engine has a reservoir of 8000 J and has a sink of 1000 J.i. Find the work generated by the engine.
asked by KAIT on August 18, 2011 
math
the scale of a map is given as 1:20,000 two cities are 5cm apart on the map. find the actual distance between them
asked by me ali on March 14, 2017 
physics
The force of gravity on a box is 597 N on the surface of the Earth. Find the mass of the box.
asked by Nicholis on October 14, 2015 
Calculus
Find inverse equation of y= 3e^(x1)^5 Answer I got is (ln(x/3))^(1/5) +5 =y But I think it's wrong because the domain and range is really different from the original equation
asked by Po on January 22, 2017 
Math
PQR is a right angled triangle with ^PQR=90° ^QPR=30° and PQ=50cm find to de nearest whole namba I.QR ii.PR
asked by Yoyoo on March 13, 2017 
Calculus
Find y" by implicit differentiation. x^3+y^3 = 1 (x^3)'+(y^3)' = (1)' 3x^2+3y^2(y') = 0 3y^2(y') = 3x^2 y' = 3x^2/3y^2 y' = x^2/y^2 y" = [(y^2)(x^2)'(x^2)(y^2)']/y^4 y" = [(y^2)(2x)(x^2)(2y)]/y^4 y" = [(2xy^2)(2yx^2)]/y^4 y" = 2xy(yx)/y^4 y"
asked by Justin on September 27, 2015 
physics
1 0 1 2 3 4 5 6 7 8 9 b b b b b b b b time (s) velocity (m/s) Find the average acceleration during the time interval 0 s to 3 s. Answer in units of m/s 2
asked by Anonymous on January 17, 2013 
Calculus 1
Find the numerical value of each expression. (Round your answers to five decimal places.) (a) cosh 9 (b) cosh(ln 9)
asked by TayB on October 13, 2015 
math
Find the volume of the solid generated by revolving the region bounded by y= x^(1/2), y= 0, and x= 3 revolving around the yaxis.
asked by Danelle on September 1, 2012 
Physics
The string is 0.95 m long with tension 8.00 N. The total mass of the string is 12.34 g. Find the period of the oscillation.
asked by Kevin on May 25, 2016 
trig
find an equation of the line that passes through (2,4) and is parallel to the line 3xy=1. Write your answer in the form y=mx+b. please help!
asked by Lou on February 26, 2008 
Calculus
Find constants a,b and c such that the graph of f(x)=x^3+ax^2+bx+c will increase to the point (3,18), decrease to the point (1,14) and then continue increasing.
asked by Sarah on March 10, 2010 
math
A rikhshaw covered 2 km/hr and return back at a speed of 11 km/hr find the average speed of the rickshaw
asked by jatin on May 4, 2014 
geometry
From point Q on circle P, an arc is drawn that contains P. Find the measure of the arc AQB that is cut off.
asked by lauren on March 14, 2013 
math
If a certain number is added to the numerator and denominator of 1113 , the result is 1011 . Find the number
asked by Janis on November 8, 2014 
History
I am going to compare Plato and Gandhi. I find it hard to know what i can compare between the two philosophers. What are the differences and similarities between the two.
asked by Emma on October 16, 2017 
Math
Let A, B, and 0 be 2x2 matrices. Assuming that A is invertible, find a matrix C such that [A^10 ] [C A^1] is the inverse of the partitioned matrix [A0] [BA]
asked by James on November 16, 2006 
Calculus
For the function f(x) = 1/x^2 find an expression for the slope of a tangent at the point where a = 1 using . Simplify the expression first before substitution.
asked by Vanessa on July 10, 2008 
Prob and Stats
If X is a random variable with distribution X~N(350,110) find (a)P(X
asked by Kathryn on October 4, 2011 
Algebra II
The air in a cylinder is at a pressure of 14.7 lb/in.^2 and occupies a volume of 175 in.^3 Find the pressure when it is compressed to 25.0 in^3.
asked by Arielle on November 21, 2011 
precal : conics
find the equation of a parabola with vertex on line y = 2x, axis parallel to the y axis and passing through (3/2, 1) and (3, 4).
asked by rhinechilde on November 15, 2015 
linear approximation
a) Find the linear approximation of the function f(x)=4cos(3x^2) near x = 0 b) Use the approximation found in part (a) to estimate the value of f(pi/20)
asked by Peter on December 7, 2014 
Astronomy
Earth is spinning along at 1,674 km/h at the equator. Use this number to find Earth's equatorial diameter.
asked by vv on September 10, 2013 
maths
the perimetre of the rohmbus is 52cm and one of its diagnol is 10 cm find the length of the other diognol and the area of the rohmbus
asked by sanjna on March 16, 2011 
physic
A particle's position is given by z(t) = −(8.10 m/s^2)t^2k for t ≥ 0. (Express your answer in vector form.) (a) Find the particle's velocity at t = 3.00 s and t = 6.00 s.
asked by joy on January 21, 2018 
algebra
A rectangle has a length that is 2 less than 3 times the width. If the area of this rectangle is 16, find the dimensions and the perimeter.
asked by cmurda on November 9, 2014 
Calculus
Find the first partial derivatives and evaluate each at the given point. Function w = 2x^2y − 6xyz + 10yz^2 Point (2, 5, −3) wx(2, 5, −3) = wy(2, 5, −3) = wz(2, 5, −3) =
asked by akash on November 17, 2015 
Math
6sin(2x)+3=0 How do you find the smallest value of x in the interval 0≤x≤π for which y=0? My work so far: 6sin(2x)=3 sin(2x)=1/2 The answer should be 7π/12, or 1.83 Thanks in advance!
asked by Autumn on October 18, 2017 
Algebra
The sum of n tearm of two arithmetic progressions are in the ratio (7n+1):(4n+27).Find the ratio of their 11th terms
asked by Mihir on December 31, 2016 
History
I need to find information on the differences and similarities of art deco and pop art. Any suggestions?
asked by Linda on May 23, 2010 
Math
What is the circumference of a circle with a point at the center located at (7,5) and a point of the edge (7,12)? Tell me how you can find the answer!
asked by Taylor on August 31, 2015 
nursing
could someone help me find a nursing research article (an article about a specific study that nurses conducted) Thankyou
asked by Celee on October 16, 2011 
Math
The squares of three positive integers are in arithmetic progression, and the third integer is 12 greater than the first. Find the second integer.
asked by Timothy on September 25, 2018 
College Algebra
Find the slope intercept equation of the line with the following properties: Parallel to the line 5x+2y=1; containing points (5,4)
asked by Mountain Scott on August 24, 2012 
math
What is the formula and the answer of; Two numbers are in the ratio of 4:7 if the difference between the two number is 48 find the sum of two numbers.
asked by angela on November 17, 2015 
math
Find all the two digit prime numbers neither of whose digits are prime. Someone helped me yesterday but I do not understand.
asked by Diana on March 15, 2011 
geometry d the sspeed of the bicycle in m/s
a bicycle wheel has 77cm in diameter and makes revolution per second .find the speed of the bicycle in m/s
asked by sai on August 15, 2015 
precalculus
find the exact value of the following logarithm. Use the properties of logarithms show all work. log2 34log2 17 (Those are little two's)
asked by Sara on January 9, 2012 
vocabulary power unit 5 grade 6
I am trying to find the meaning of this homework: cicle the letter of the word that is a synonym of the boldfaced word. Can you please help me...PLEASE!!!!
asked by casey on March 18, 2014 
Probability
A pair of fair dice is tossed 3 times. Find the probability a seven appears 3 times.
asked by Traci on February 20, 2011 
problem solving.
10 yrs ago, Jane was 4 times as old as bianca. Now she is only twice as old as Bianca. Find their present age
asked by Ian on August 27, 2015 
algebra 2
At 29'C, the speed of sound is about 3.49x10^2 meters per second. Find the distance traveled by sound in one hour.
asked by sella on October 29, 2012 
science
Taking the resistivity of platinoid as 3.3 x 107 m, find the resistance of 7.0 m of platinoid wire of average diameter 0.14 cm.
asked by kaivonh on February 18, 2017 
math
find the compund interest on Rs 15000 at 6% for one and half years,the interest payable halfyearly.
asked by susanta on May 17, 2011 
pre algebra
How do I solve this equation the find te slope of the line? Please show me the steps in solving this equation.
asked by sherry on February 10, 2010 
physics
. A 2.0 kg brick has the dimensions 7.5 cm x 15 cm x 30 cm. Find the pressure exerted by the brick on a table when it is resting on its various faces.
asked by jill on November 8, 2014 
Math
Find the payment necessary to amortize a 8% loan of $1700 compounded quarterly, with 11 quarterly payments?
asked by Mike on November 5, 2014 
Science
Two forces whose magnitude are in the ratio 3 :5 gives resultant of 28. If the angle of their inclination is 60 °find the magnitude of each force
asked by Anonymous on August 9, 2016 
Algebra grade 7
find a ratio equivalent to each ratio. then use the ratios to write a proportion 8/14 4/18.. I am so confused. Pleasse help me???? Thank ya'll.
asked by randomchik on September 29, 2012 
Calculus
A tank is full of water. Find the work W required to pump the water out of the spout. r=6 h=3
asked by Courtney on December 5, 2011 
mathmatics
A man has Rs 10000. he lost 2/5 of his money and he spent 1/4 of the reamainder. find the reamaining money with him now.
asked by Anonymous on February 20, 2017 
Algebra 2
Jessica's bank contains 18 quarters and dimes, of which q are quarters. Find the total value of the coins in dollars.
asked by Nina on September 2, 2013 
EARTH science
A 100gram rock has a volume of 35 cubic centimeters. Find the density of the rock.
asked by Makhmud on October 1, 2010 
Math
a rectangle's width is oneseventh its length, its perimeter is 160m. find the dimensions of the rectangle.
asked by Keya on June 26, 2014 
Calculus 1
Find the absolute minimum and absolute maximum values of f on the given interval. f(t) = 16 cos t + 8 sin 2t, [0, π/2]
asked by TayB on November 14, 2015 
Calculus
If f(2)=3 and f'(2)=5, find an equation of a. The tangent line b. The normal line to the graph of y=f(x) at the point where x=2 So I plotted (2,3) and (2,5)...but that's not getting anywhere... Thanks
asked by Anonymous on February 24, 2010 
Math
Triangle ABC is a right triangle. If AB = 3 and AC = 7, find BC. Leave your answer in simplest radical form.
asked by Rachelle on October 15, 2013 
Math  translate (please check)
4. The sum of two numbers is 50. If twice the larger is subtracted from 4 times the smaller the result is 8. Find the numbers is it this x+x(2x4=8)=50
asked by Tiffany on October 10, 2011 
calculus
i have to determine whether the series is convergent, and if, find the sum the series is from k=1 to infinity of 2/((k+1)(k+3)) I got 5/6 as my answer and didn't know if it was right...
asked by sarah on February 21, 2008 
Calculus
How do you find the total distance a particle travels on a given interval on a graph and net distance?
asked by John on January 5, 2017 
Math
Iam reposting the following questions and would appreciate if anyone could show the working. 1]Find lim sinx/2x x>0 2]lim 3x^24x/7 x>0
asked by Tania on August 22, 2011 
Algebra
Find the slope, if it exists, of the line containing the pair of points (9,1) and (10,7) The slope m = __ or the slop is undefined
asked by Nancy on December 19, 2010 
algebra
Robert is 15 years older than his sister, Helen. The sum of their ages is 63. Find their ages.
asked by jesus on July 30, 2019 
numerical analysis
find the smallest positive root of the equation f(x)=2sinx+x2=0 using the false positive method.
asked by rosie on September 5, 2015 
Ratios
If the ratio of x+y to x−y is 279/262 , then the ratio of y to x can be written as a/b where a and b are coprime positive integers. Find a+b
asked by Tony on April 19, 2013 
Algebra 2
Jessica's bank contains 18 quarters and dimes, of which q are quarters. Find the total value of the coins in dollars.
asked by Nina on September 2, 2013 
Math
The sum of 3 consecutive odd natural numbers is 69. Find the prime number out of these numbers.
asked by Srishti on May 29, 2016
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