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July 28, 2014

Search: Math (precalculus)

Number of results: 90,941

Precalculus
I'm interested in teaching myself Precalculus and would like to find a good book with lesson plans and assignments. Any ideas?
January 8, 2010 by Sheryl

Precalculus Test
I have a precalculus test coming up and I'm not really understanding how to do everything. Please help. 1. Find the angle betweem 0 and 2pi which is coterminal to the angle -(7pi)/5. Now convert the angle you just found to degrees.
April 8, 2013 by marie darling

precalculus
Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? fog=foh but g is not equal to h. I tried with many functions but not getting like f=x g=1+x then h=?or any other example so that we get fog=foh
September 23, 2012 by Fatima

math- precalculus
how do i solve these? 9^(-x)=1/3 2^(2x)+ 2^(x) -12 = 0 (3/5)^x = 7 ^ (1-x)
December 1, 2008 by mia

math... precalculus
how do i solve this equation? log3x+log3(x-24)=4
November 15, 2009 by alexa

Math, precalculus
Write an equation for the hyperbola with vertices (7,5),(-5,5); foci (11,5),(-9,5)
March 2, 2014 by Praphul

math- precalculus
Help please! I can't seem to get x as the answer to prove that they are inverses of each other! Show what f and g are inverse functions algebraically f(x)= x-1/x+5 g(x)= -5x+1/x-1
November 4, 2011 by Sara

Please Help!!!!!!
Decide whether the following problem can be solved using precalculus, or whether calculus is required. If the problem can be solved using precalculus, solve it. If the problem seems to require calculus, explain your reasoning and use a graphical or numerical approach to ...
January 9, 2012 by Anonymous

Precalculus Math
If $2500 is invested at an interest rate of 2.5% per year, compouded daily, find the value of the inevestment after 2 years
September 27, 2012 by Olive

Math (Precalculus)
I have no idea how to do these problems: Given that U and V are in Quadrant II and sinU = 3/5 and secv = -13/3, find: A) cos 2U B) sin (v/2) c) cos(U+V)
February 7, 2008 by Joe

PreCalculus
h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 9 7 1 4 6 2 0
December 1, 2009 by Joe

precalculus
3.6 ln 29
July 16, 2011 by Denise

Precalculus
ln x -4 In 3 =ln (1/5 x)
December 11, 2012 by Sarah

Math precalculus
Write an equation for the hyperbola with center(0,-5); asymptotes y=+_ (19 square root6x)-5 , conjugate axis length of 12 units (+ or -square root of 19 times x divided by 6 )-5
March 2, 2014 by Praphul

math
so i am in precalculus, we need to graph the fuction using derivatives, maxima, intercepts and concavity. I am having trouble factoring cubics: for example: x^4-4x^3+16x --> x(x^3-4x^2+16)Now what? That is without calculator, how do you find the roots?
May 4, 2011 by kathy

precalculus
for f(x)= (3-5x)^1/2, find f(x+h)-f(x)/h
August 1, 2010 by Ria

PRECALCULUS
factor x^3 - 2x^2 + x - 2
April 27, 2011 by YOSHINATOR

Precalculus
Solve 5x^3 6x^2 4x 8 = 0
October 18, 2011 by R

Precalculus
Solve for a. a/a+5 - 2 = 3a/a+5
August 29, 2013 by B

precalculus II
Solve: (x-2)5^x = 5^(x+2)
February 4, 2014 by GAGAN

precalculus II
Solve: (x-2)5^x = 5^(x+2)
February 4, 2014 by GAGAN

precalculus
solve: 5 ^(x+2) - 5^(x+1) = 5
February 15, 2014 by mann

Precalculus
solve the equations for x a) e^2x - e^x - 30 = 0 b)1-3/n^x = 5
July 5, 2010 by Abraham

precalculus
solve for x: logx (6+4x-x2) = 2
May 8, 2009 by Kathy

precalculus
the vertex of y^2 - 8y + 24 = x is... (9,3) (24,0) (8,4) (4,8) or none of these
December 6, 2009 by JB

Precalculus
State the domain of f(x) = x / x^2+4x+1
February 2, 2010 by jh

Precalculus
if f(x)=int(2x) find f(1.2)
February 22, 2010 by Arielt

Precalculus
If c= 16 and B= 67 degrees, find a.
August 17, 2010 by Danielle

precalculus
If A= 29 degrees and a= 4.6, find c.
August 17, 2010 by maria

precalculus
what is 15x^3-22x^2+8x
October 6, 2010 by ariyonia

Precalculus
2sin^2x+3cosx=3
December 8, 2010 by Megan

precalculus
x^5-2x^4+x^2-7x+1 ----------------- x+1 do synthetic division
December 14, 2010 by g

Precalculus
cos2x=cos(x+x)=
January 10, 2011 by Lisa

precalculus
How many degrees are there in 2 radians?
January 21, 2011 by ken

Precalculus
Given f(x)=x^2-1 and g(x)=1/(x-1), the composition f(g(x)) is... a. [(1/(x-1))^2]-1 b. (1/(x-1))-1 c. 1/((x^2)-2) d. 1/(x^2)
August 5, 2011 by Kathy

Precalculus
Solve 5^(2-x) = 1/125 for x.
January 28, 2012 by Jake

Precalculus
find roots of w^(4)+2^(3)+3^(2)+4w-52=0
February 20, 2012 by Sam

Precalculus
Sin^2x-1=-cos^2x
March 24, 2012 by Britney

precalculus
121y^2-196=0
February 25, 2013 by Shelia

PreCalculus
cotx + tanx=
May 13, 2013 by Jess

Math- Precalculus
Write the expression as the sine, cosine, tangent of an angle (in radians.) (tan(pi/5)-tan(pi/3))/(1+tan(pi/5)tan(pi/3))
May 20, 2013 by Maddy

precalculus
put this in trigonometric form: -3-i
May 26, 2008 by bill

precalculus
tan(sec-1sqrt(2))
July 30, 2008 by Bobby

Precalculus
Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2
December 6, 2008 by Melly

Precalculus
K(x) = x^2(x^2 + 16), where K(x) = x^2. I got K(x^2) = x^8 + 16x^4. Is this right? Thanks :))
September 1, 2009 by Emily

precalculus
how do i find the x and y intercepts for y = 16 - 4x squared?
October 4, 2009 by kaylee

precalculus
which conic section is this the equation for? 3x^2 - 9x + 2y^2 = 15
December 6, 2009 by JB

Precalculus
f(x)=x-5 g(x)=1/x-1 find the range of the following f(g(x)) g(f(x))
March 29, 2010 by Arielt

Precalculus
please still stuck h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 7 2 3 2 6 8 8 0
April 26, 2010 by Kate

precalculus/algebra
simplify the expression: 6x(2x+1)^1/2+3x^2(2x+1)^-1/2
June 13, 2010 by stefany

Precalculus
find x-intercept -0.01x^2+0.7x+6.1
November 11, 2010 by HaRI

precalculus
x=36y-3y^2-64 what is the vertex of this equation?
March 5, 2011 by anonymous

precalculus
fourth roots of 1-root3i
May 20, 2011 by joe

precalculus logs
what is the domain of f(x)=-ln(-x) and the inverse
November 11, 2011 by adly

precalculus
Simplify the Factorial Expression. (3n+1)!*3!/(3n-2)!
December 5, 2011 by Robert

PRECALCULUS
solve: tantheta = sintheta
January 23, 2012 by Davis

Precalculus
How can i write this in log form 5^-2 = 0.04
February 1, 2012 by jake

Precalculus
cotx-cos^(3)xcscx
October 22, 2012 by Sophia

Precalculus
Write y^2 + 8x = 0 in polar form.
November 9, 2012 by G

precalculus
tan(x)-3cot(x)=0 solve.
November 28, 2012 by kay

Precalculus
Calculate solution set. x^2+4y^2=68 xy=8
May 24, 2014 by Anonymous

Pre calculus
Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? foh=goh but f is not equal to g I tried with many functions but...
September 23, 2012 by Fatima

precalculus
how do i solvethis equation (btw we are studyinglogarithms) 3^(x^3)=9^x 2^x=10 (4^x)-(2^x)=0
December 1, 2008 by kayla

precalculus
find the additive inverse of the number 6- pi and -7
September 9, 2009 by timmy

precalculus
2cosxcscsx-4cosx-cscx+2=0 solutions?
January 10, 2010 by george

Precalculus
How do you find cos(sin ^-1 1.414/2)?
February 28, 2010 by Shanie

Precalculus Someone help please
Evaluate the expression. [(3^-3)x(3^5)/3^-2]^-1/2
January 22, 2011 by Sarah

Precalculus
Simplify cotx sin2x cscx
June 1, 2011 by nilii

College Precalculus
What is the domain of (1)/square root(7x+17)?
September 2, 2011 by Kendyl

precalculus
find the component f and g so that fog =H H(x)=log3 e^x
November 9, 2011 by tiona

precalculus
find the increasing and decreasing intervals of 4x^3-7x+3
December 11, 2011 by ck

Precalculus
Is this correct? 1. Find the solution set for x^2/(x+3) < 9/(x+3). x^2/(x+3) < 9/(x+3) x^2 < 9 x^2 - 9 < 0 (x-3)(x+3)<0
January 10, 2012 by Anon

PreCalculus
x^2-2x+3y-8 Find the vertex and axis of symmetry.
March 16, 2012 by Jessenia

Precalculus
Write a logarithmic equation for 3^3/2= squareroot 27
May 17, 2012 by Darlene

Precalculus
What are the exact values for which tan t = -(sqrt3)
May 23, 2012 by Emily

Precalculus
Demonstrate that 32^n - 11 is a multiple of 15. write a conjecture for it.
June 5, 2012 by Janel

precalculus
write a formula for the following transformation of Q(t)= 5e^8t. y= 7Q(t-3)
July 2, 2012 by Ariel

Precalculus
Determine a recursive formula for the sequence: 2, 5, 10, 17,......
September 8, 2012 by G

precalculus
if f(x)=2x and g(x)= x+1 , what do you think someone means by (f+g)(x)? what about (f/g)(x)?
September 9, 2012 by md

precalculus
how do i graph a hyperbola from the following equation? y^2-x^2-4y+4x-1+0
December 3, 2012 by alyse

PreCalculus
Write the equation 5x 4y = 7 in polar form.
February 21, 2013 by Bonqui'sha

Precalculus
Please help me. Solve the system algebraically. 16)y=x^3+x^2 y=3x^2
March 5, 2013 by Phoebe

PreCalculus
Sin5x cos2x + cos5x sin2x=
May 13, 2013 by Becky

Precalculus
That is my question, i don't know what t equals when 224=16t^2
September 13, 2013 by Jose

Precalculus
Exact value cosπ/12
November 24, 2013 by Anonymous

precalculus
Find the range of the function given by f(x)=8x-2x^2.
January 20, 2014 by gilly

math- precalculus
Can someone help me with this prolem please? Use the information given about the angle Ɵ to find the exact value of: sin 2Ɵ. 1) cosƟ= 3/5, 0 < Ɵ < (π/2)
March 4, 2009 by kayla

Precalculus with applications
If f(x)=-4x^2 and g(x)=2/x, find [g*f](x). answer I got: [g*f](x)=g(f(x)) =g(2/-4x)^2 Is this right?
November 19, 2008 by Mary

Precalculus
How would I find the limit of (if it exists): lim x-->3 (x^3-27) -------- (x^2-9)
December 6, 2008 by Melly

precalculus
how do you put this in an diamond problem ... could you please tell me how to do it...2x^2-7x-30
August 27, 2009 by autiana

Precalculus
Solve the inequality and sketch the solution: -3≤ 2(x+4)< 14
January 3, 2010 by Trevor

Precalculus
what are the zeroes of the graph 2sin(squared)x + cosx-3 = 0
January 13, 2010 by joel

Precalculus
Find dy/dx if y= (6x sqrt(x^3) (-2(cubic root of x+ pie^4).
February 23, 2010 by Matt

Precalculus
find (f composed of g)(x)=given f(x)=2x squared +3 g(x)=4x cubed +1
March 29, 2010 by Arielt

Precalculus
How do you determine graphically any local and absolute extrema. f(x)=x2+2x-15
September 19, 2010 by Amber Hill

Precalculus
How would you solve an exponential equation like this... 2^(3x+1)= 3^(x-2)
November 14, 2010 by Juliet

precalculus
covert the rectangular equation to polar form x2+(y+2)2=4
May 20, 2011 by joe

Precalculus
How do you find the number of complex roots in a function?
August 10, 2011 by Annie

Precalculus
Write the rectangular equation (x+7)^+y^=49 in polar form.
September 3, 2011 by Kim

Precalculus
Verify that the functions f and g, are inverses of each other by showing that f(g(x))=x and g(f(x))=x. f(x)=4-x^3 g(x)=^34-x
January 5, 2012 by Mia

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