
math thanks for your help
let f(x)=4x+7. find and simplify f(n) f(n)=_____ simplify your answer
asked by Ernie on October 30, 2014 
Math
Find the slope of a line perpendiculat to the line y=1/2x+7
asked by RERE on February 10, 2010 
math
Find all real solutions: sqrt(x+10)+ sqrt(x1)=11
asked by Allie on October 21, 2010 
Science
When would you want to have a corrosive reaction? I can find when you wouldn't want to have one but not when you wouldn't. Please help!! Thank you
asked by Cherie on December 3, 2013 
Geometry
In a triangle, we have line QR parallel to line ST, PQ = 8, QS = 6, and PT = 12. Find PR.
asked by Harry on March 29, 2015 
Chemistry
If we are given the ksp of AgCl at 14°C and 42°C,how do we find the ∆H° for the dissociation of AgCl(s)?
asked by Shenaya on July 26, 2017 
Pre cal
Find the exact value of Sin ( sin1. 9/41  cos1 (5/13)
asked by Kk on October 28, 2010 
Calc
Find the indefinite integral. Integral of [1/(4+3x²)]dx Thank you so much for your help!
asked by Erica on February 16, 2011 
Trigonometric
Given that sinx = 7 /25 pi/2
asked by Matt on November 6, 2012 
Calculus 1
Find each limit: (a) lim x>1 (ln(x)+2x2)/(x^21) (b) lim x>infinity (x^2)/(e^x)
asked by TayB on November 19, 2015 
algebra HEEEEEEEEEEEEEEEEELPPP!!!!!
given two points one a line (8,1) and 10,8) find the x intercept and y intercept PLEASE HELP!
asked by Mary on October 5, 2008 
Math
Find the point on the line 7x+1y−2=0 which is closest to the point (−1,−3).
asked by Anonymous on March 7, 2017 
Geometry
find the image, of o(2,1) after two reflections first across the line y=5 and then across the line x=1
asked by Steve on October 7, 2015 
Calculus
Find the point on the parabola y^2=2x that is closest to the point (2,4)
asked by Dee on May 9, 2011 
calculus
Find the point on the curve y = x^3 which is nearest the point (4, 0).
asked by Anonymous on September 25, 2015 
Algebra 2
Given that the polynomial has the given root, find all roots of the polynomial. P(x) = x^4  5x^3 + 7x^2  5x + 6; i
asked by Anonymous on May 7, 2010 
Marh
If my friend and I found 75 apples and I found 1 1/2 more than he did. How many did we each find?
asked by Marilyn on November 19, 2015 
Math
1. evaluate 14=14? 2. add 3/5+8/35=13/35? 3. Find the reciprocal of 1/7(710)=7/17? 4. 5. (1/5) (15)=15/5=3= a reciprocal of 1/3
asked by Nashea on October 15, 2009 
algebra
use the remainder theorem to find the remainder when P(x)=x^49x^35x^23x+4 is divided by x+3
asked by jay on November 12, 2012 
geometry
find the values of x , y , and z this diagram is not to scale 36 , 63 , 13 and the other three x ,y and z what are the values of them?
asked by kayla on October 19, 2017 
math
how do you find an outlier and tell how it affects the mean with these numbers? 13,16,12,16,3,14 and with these numbers 28,12,37,36,30,32,35?
asked by SJH all the way_<3 on September 12, 2011 
Math
The difference between a number and its reciprocal is 7/12. Find the number.
asked by Raquel on July 31, 2017 
Math
How do I find the dimensions of new box?? Original box is 2 by 6 by 4
asked by Rolis on September 27, 2011 
vocabulary concepts facts
to find half of a number the number by2
asked by fernando lundy on September 12, 2011 
Algebra
Given the function f(x)=(6)/(x+4)find a formula for the inverse function I say it is f^1 (x)=(6)/(x4)
asked by Alyssa on August 2, 2009 
Math
Find the area f(x)=10x/x^2+1, y=0, 0 less than or equal to x less than or equal to < 5
asked by Kim on April 28, 2016 
Geometry
Find the value of x Triangle MNP ~ Triangle XYZ PM=x+5 PM=4x10 ZX=30 ZY=75
asked by Gen on June 2, 2016 
Math
How do I find the derivative of sin^2(x) or written as sin(x)^2?
asked by Anonymous on March 12, 2010 
calculus
Find the point on the line 4x+2y+5=0 which is closest to the point (2,1)
asked by Anonymous on June 2, 2016 
math
find D from the formula C= pie D WHEN pie= 3.142 and c= 27
asked by jake on September 6, 2010 
Vectors
Use vectors u, v and w given below to find each expression. (1) v times w (2) v times u
asked by Gilligan on February 22, 2008 
Algebra 1
Use the graph of f(x) to find the solutions to the equation f(x)=0 a2 10 & 2 b_ 2 10 & 2 c 1 10 d no solutions
asked by Steve on March 27, 2015 
Algebra Help
find real solutions sq.root 2x+5  sq.root x+6 = 1
asked by Anonymous on October 15, 2014 
Math
Find a vector with magnitude 1 that has the same direction as the following vector U= 3i+7j
asked by alex on May 17, 2011 
math
Graph the direct variation y=−1.5x. Using the graph, find: The value of x when y=−3; 4.5; 6
asked by unknown on January 1, 2017 
Algebra
The difference of three times a number and 5 is 40. Find the number.
asked by Tina on October 6, 2008 
math
the sum of 3 integer is 15 if two of the integers (11) and 7 find the third integer
asked by sunil kumar on June 25, 2014 
Math
ABC has vertices A(0, 6), B(4, 6), and C(1, 3). Find the orthocenter of ABC?
asked by bob on November 11, 2017 
Math
Find the point on the line 1x+7y4=0 which is closest to the point (4,6)
asked by Bob on November 14, 2012 
Mathematics
s=a+b+c/2 solve for b the correct answer is b=2sac I would like to know how this answer came up how do I find b
asked by Anonymous on September 14, 2011 
Physics
Find the angle between the vectors A=6i+8j+10k B=6i+8j10k
asked by ABC on June 14, 2017 
Algebra
Two angles are complementary. Their difference is 50^*. Find the angles.
asked by Pam on August 12, 2014 
Physics 12grade
Find out if the force is conservative or nonconservative if the work done is W = x^2.y  x.z^3  z.
asked by jzee11 on June 30, 2015 
Calculus
Find the point on the line 4x+3y4=0 which is closest to the point (5,2)
asked by Morgan on June 18, 2013 
math
find r from the formula a=pie rl when pie= 3.142, a= 96, and i=12
asked by luis on September 6, 2010 
limits
use f'(x)=lim h>0 f(x+h)f(x)/h to find the limit: h>0 sin^3,4(x+h)sin^3,4x/h
asked by Cassy on March 23, 2010 
Math
Two numbers are of the ratio 3:5. If their difference is 18, find the numbers.
asked by Patricia on December 5, 2015 
Math
If a certain number, x, is added to 4/(x+1), the result is 3. Find the number.
asked by Bianca on September 22, 2012 
math
please find the ordered pair of the ff: 1.) 30 degrees 2.)60 degrees thanks... :)
asked by Chen on November 10, 2014 
Math
The sum of a number and its reciprocal is 2 9/10. Find the number.
asked by Steph on December 5, 2015 
Calculus
Find the area between the curves y=(x^3)10(x^2)+24x and y=(x^3)+10(x^2)24x
asked by Hannah on October 22, 2010 
calculus
find the area of triangle such that area is maximum
asked by Preet on December 13, 2012 
Math
How would I expand this two quadratic equations and find a & x for both of them? Here are my equations: y=a(x+1.5)^2+0 y=a(x+2)^2+1.5
asked by Alex on November 28, 2014 
Calc
Find the point on the parabola x+y^2=0 that is closest to the point (0,3).
asked by Anonymous on January 18, 2015 
Calculus 2
Find the area bounded by the curves y=4x^225, y=0, x=1, x=3.5. Ps the area is not 54 or 60 I already tried.
asked by Oscar on January 30, 2018 
math
Five times a number when increased by 8 gives 68. Find the number
asked by lovely on August 4, 2016 
math
1. Find the markup cost:$18 percent of markup: 35%
asked by lilly on November 11, 2010 
Geometry
How do you find the third altitude of a triangle with the two other altitudes? I have the altitudes 12 and 14.
asked by Sheenybeany on June 24, 2014 
Calculus
Let f(x) be the function f(x)={x2−c for x
asked by Lou on September 12, 2015 
math
onehalf a number minus 6 is 4. find the number
asked by Alfred on October 17, 2016 
calculus
Find the intervals on which the f(x)= cos^2x is concave up and concave down.
asked by amir on March 4, 2012 
Math
Find two consecutive whole numbers such that 3/4 of the first number is 5 more than the second number.
asked by Tyler on November 17, 2011 
trig
how do i find six trig functions for cos(pi over 2x)=3/5, cos x=4/5?
asked by Anonymous on October 19, 2010 
7th grade Algebra
4w9(65w)=44;w=3 decide whether the given value is a solution of the equation if not find the solution
asked by Maria on October 26, 2011 
pre calc
Express the function f(x)=1/(x2)in the form g of h if h(x)=x2. Find the function g(x). g(x)=?
asked by Karissa on February 23, 2010 
calculus
I'm not sure how to find the limit of this problem :S limit as x > 0+ (cos(x))^(1/x^2)
asked by James on May 31, 2010 
Calculus
Find the derivative of f(x)=x(14^x) f'(x)=(14^x)+ (4^x)(ln4)(4)(x) ln can't be negative. Is the derivative correct?
asked by sh on October 29, 2010 
physics only solve now
the greatest and least resultant of vectors are 21 N and 7 N respectively.find the two vectors
asked by debashish on April 30, 2016 
multiplying integers
10^2 = i know the answer is 100, but can someone explain how you actually find the answer?
asked by please help on November 7, 2014 
Arithmetic Series   Reiny
Consider the series defined by Sn = 3n1 Find the first four terms of the series. How exactly do I do this?
asked by Anonymous on September 12, 2011 
college algebra
find the line that is perpendicular to the line y=1/3x+4 and contains the point (9,0)
asked by ladybug on October 29, 2012 
Math
Find the exact value of Sin^1(sin(13pi/15))
asked by Kelly on March 14, 2011 
algebra
I am 5% older than my wife.my wife is x% younger then i am.Find x???
asked by sameera rahmn on January 2, 2010 
calculus help amigos
Find the point on the line 5x+5y+7=0 which is closest to the point (3,−4)
asked by AMELIA on May 7, 2016 
math
the sum of two numbers is 25. the second number is 5 more than the other one. find the numbers.
asked by joshua on July 23, 2016 
mathematics
if x square +14x + k is a perfect square find k
asked by augusta on May 11, 2018 
Maths
The length of a rectangle is 12 cm.This is 1/3 of its perimeter .Find the perimeter
asked by Pinky on December 29, 2016 
calculus
Find dy/dx by implicit differentiation. x^4 + x^3y + 4y^2 = 7 x cos y + y cos x = 1
asked by Cole on February 23, 2013 
Maths
One fourth of a number is 10 less than two third of the number find the numbers
asked by Anand sharma on May 8, 2016 
Math
The difference of a number and its opposite is 28. Find the number
asked by John on June 21, 2016 
Algebra II
Find the value of the annuity? a^1=2,000,I=0.06, n=5 What is the future value of the annuity?
asked by Kashata Warren on June 19, 2012 
math
the sum of two numbers is 90. their difference is 18. Find the numbers.
asked by ki on February 13, 2013 
Math
M partly varies as N and is partly constant. When M=2,N=3,when M=4,N=2.find M when N=1
asked by Fatiah on October 14, 2018 
5th grade
if u have the lcm how do u find the numbers that make the lcm
asked by Anonymous on October 29, 2010 
Calculus
Find the point on the parabola y^2=x that is closest to the point (1,7?
asked by Asfand on November 13, 2016 
Trig
find (s+t) given that cos s=1/3 with s in quad I and sin T=1/2 with t in quad IV
asked by Paige on February 18, 2011 
science
What is the meaning of cell structure because i can't find the meaning anywhere.
asked by saiyda on January 27, 2010 
calculus
find the point on the parabola (y=x^2) that is closest to the point (0.75,0)
asked by divesh on May 2, 2011 
Calculus
Find the point on the line 3 x + y  5 =0 which is closest to the point ( 3, 3 ).
asked by Anonymous on October 26, 2011 
Geometry
Find the measure of an angle if its measure is 8 less than its complement
asked by PLZ HELP!!! on October 17, 2016 
chem
Given the length of Mg in cm and the mass per meter of Mg, how do i find the mass?
asked by Kayla on May 28, 2008 
Calculus
Find the point on the line 3 x + y + 4 =0 which is closest to the point ( 5, 0 ).
asked by Anonymous on October 27, 2011 
Surds
Write (2+3^1/2)^1/2 in the form root a plus root b ..and find a and b
asked by Samuel on December 31, 2016 
algebra
i'm thinking of two numbers, x and y. The sum of 4x and 1 is y. The sum of y and twice x is 13. Find x and y.
asked by bob on May 21, 2014 
Algebra
Find the x and y intercepts of the equation 2x5y= 10 So i got this x intercept is 5 and y intercept is 2
asked by Maya on September 12, 2016 
math
The sum of two numbers is 62. Twice the first minus the second is 41. Find the numbers.
asked by shaneika on September 28, 2015 
3rd grade
what does property mean in 3 rd grade math example 4+8= 12 find the property
asked by shemar on October 6, 2009 
Calculus. I need help!
If f(x)=sin^5x, Find f'(x) i don't know im doing right way f'(x)= 5cosx * sin(x)
asked by danny on February 28, 2012 
Maths
The product of a fraction and the sum of 3 by 1 /5 and 3 by 1/10 is 9/10. Find the fraction.
asked by Eishaan on June 22, 2016 
Math
Difference between two numbers is 5 and the product is 6 find the numbers
asked by Anonymous on May 4, 2016
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