April 24, 2014

Search: math... precalculus

Number of results: 88,172

I'm interested in teaching myself Precalculus and would like to find a good book with lesson plans and assignments. Any ideas?
Friday, January 8, 2010 at 2:40pm 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.
Monday, April 8, 2013 at 4:41pm by marie darling

math- precalculus
how do i solve these? 9^(-x)=1/3 2^(2x)+ 2^(x) -12 = 0 (3/5)^x = 7 ^ (1-x)
Monday, December 1, 2008 at 8:27pm by mia

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
Sunday, September 23, 2012 at 2:57am by Fatima

math... precalculus
how do i solve this equation? log3x+log3(x-24)=4
Sunday, November 15, 2009 at 1:54pm by alexa

Math, precalculus
Write an equation for the hyperbola with vertices (7,5),(-5,5); foci (11,5),(-9,5)
Sunday, March 2, 2014 at 8:54pm 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
Friday, November 4, 2011 at 7:23pm 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 ...
Monday, January 9, 2012 at 5:00pm 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
Thursday, September 27, 2012 at 11:05pm 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)
Thursday, February 7, 2008 at 12:27am by Joe

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
Tuesday, December 1, 2009 at 9:23pm by Joe

3.6 ln 29
Saturday, July 16, 2011 at 1:43pm by Denise

ln x -4 In 3 =ln (1/5 x)
Tuesday, December 11, 2012 at 5:54pm 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
Sunday, March 2, 2014 at 9:00pm by Praphul

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?
Wednesday, May 4, 2011 at 7:34pm by kathy

for f(x)= (3-5x)^1/2, find f(x+h)-f(x)/h
Sunday, August 1, 2010 at 12:13am by Ria

factor x^3 - 2x^2 + x - 2
Wednesday, April 27, 2011 at 5:12pm by YOSHINATOR

Solve 5x^3 6x^2 4x 8 = 0
Tuesday, October 18, 2011 at 6:24am by R

Solve for a. a/a+5 - 2 = 3a/a+5
Thursday, August 29, 2013 at 10:21pm by B

precalculus II
Solve: (x-2)5^x = 5^(x+2)
Tuesday, February 4, 2014 at 10:40pm by GAGAN

precalculus II
Solve: (x-2)5^x = 5^(x+2)
Tuesday, February 4, 2014 at 10:40pm by GAGAN

solve: 5 ^(x+2) - 5^(x+1) = 5
Saturday, February 15, 2014 at 8:51pm by mann

solve the equations for x a) e^2x - e^x - 30 = 0 b)1-3/n^x = 5
Monday, July 5, 2010 at 12:56pm by Abraham

solve for x: logx (6+4x-x2) = 2
Friday, May 8, 2009 at 5:00pm by Kathy

the vertex of y^2 - 8y + 24 = x is... (9,3) (24,0) (8,4) (4,8) or none of these
Sunday, December 6, 2009 at 11:18am by JB

State the domain of f(x) = x / x^2+4x+1
Tuesday, February 2, 2010 at 12:27am by jh

if f(x)=int(2x) find f(1.2)
Monday, February 22, 2010 at 5:27pm by Arielt

If c= 16 and B= 67 degrees, find a.
Tuesday, August 17, 2010 at 7:23pm by Danielle

If A= 29 degrees and a= 4.6, find c.
Tuesday, August 17, 2010 at 7:42pm by maria

what is 15x^3-22x^2+8x
Wednesday, October 6, 2010 at 10:03am by ariyonia

Wednesday, December 8, 2010 at 8:11pm by Megan

x^5-2x^4+x^2-7x+1 ----------------- x+1 do synthetic division
Tuesday, December 14, 2010 at 12:27am by g

Monday, January 10, 2011 at 4:44am by Lisa

How many degrees are there in 2 radians?
Friday, January 21, 2011 at 3:14pm by ken

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)
Friday, August 5, 2011 at 5:37pm by Kathy

Solve 5^(2-x) = 1/125 for x.
Saturday, January 28, 2012 at 11:34pm by Jake

find roots of w^(4)+2^(3)+3^(2)+4w-52=0
Monday, February 20, 2012 at 6:16pm by Sam

Saturday, March 24, 2012 at 12:43pm by Britney

Monday, February 25, 2013 at 5:50pm by Shelia

cotx + tanx=
Monday, May 13, 2013 at 12:30pm 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))
Monday, May 20, 2013 at 2:19pm by Maddy

put this in trigonometric form: -3-i
Monday, May 26, 2008 at 11:55am by bill

Wednesday, July 30, 2008 at 5:36am by Bobby

Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2
Saturday, December 6, 2008 at 6:08pm by Melly

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 :))
Tuesday, September 1, 2009 at 8:38pm by Emily

how do i find the x and y intercepts for y = 16 - 4x squared?
Sunday, October 4, 2009 at 4:48am by kaylee

which conic section is this the equation for? 3x^2 - 9x + 2y^2 = 15
Sunday, December 6, 2009 at 11:08am by JB

f(x)=x-5 g(x)=1/x-1 find the range of the following f(g(x)) g(f(x))
Monday, March 29, 2010 at 3:56pm by Arielt

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
Monday, April 26, 2010 at 9:00pm by Kate

simplify the expression: 6x(2x+1)^1/2+3x^2(2x+1)^-1/2
Sunday, June 13, 2010 at 11:12am by stefany

find x-intercept -0.01x^2+0.7x+6.1
Thursday, November 11, 2010 at 7:29pm by HaRI

x=36y-3y^2-64 what is the vertex of this equation?
Saturday, March 5, 2011 at 11:11pm by anonymous

fourth roots of 1-root3i
Friday, May 20, 2011 at 3:56pm by joe

precalculus logs
what is the domain of f(x)=-ln(-x) and the inverse
Friday, November 11, 2011 at 5:38pm by adly

Simplify the Factorial Expression. (3n+1)!*3!/(3n-2)!
Monday, December 5, 2011 at 12:00pm by Robert

solve: tantheta = sintheta
Monday, January 23, 2012 at 9:59am by Davis

How can i write this in log form 5^-2 = 0.04
Wednesday, February 1, 2012 at 12:05am by jake

Monday, October 22, 2012 at 9:21pm by Sophia

Write y^2 + 8x = 0 in polar form.
Friday, November 9, 2012 at 3:09pm by G

tan(x)-3cot(x)=0 solve.
Wednesday, November 28, 2012 at 10:42pm by kay

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...
Sunday, September 23, 2012 at 3:02am by Fatima

how do i solvethis equation (btw we are studyinglogarithms) 3^(x^3)=9^x 2^x=10 (4^x)-(2^x)=0
Monday, December 1, 2008 at 3:50pm by kayla

find the additive inverse of the number 6- pi and -7
Wednesday, September 9, 2009 at 5:58pm by timmy

2cosxcscsx-4cosx-cscx+2=0 solutions?
Sunday, January 10, 2010 at 10:54pm by george

How do you find cos(sin ^-1 1.414/2)?
Sunday, February 28, 2010 at 7:07pm by Shanie

Precalculus Someone help please
Evaluate the expression. [(3^-3)x(3^5)/3^-2]^-1/2
Saturday, January 22, 2011 at 7:09pm by Sarah

Simplify cotx sin2x cscx
Wednesday, June 1, 2011 at 12:22am by nilii

College Precalculus
What is the domain of (1)/square root(7x+17)?
Friday, September 2, 2011 at 10:18pm by Kendyl

find the component f and g so that fog =H H(x)=log3 e^x
Wednesday, November 9, 2011 at 9:52pm by tiona

find the increasing and decreasing intervals of 4x^3-7x+3
Sunday, December 11, 2011 at 7:54pm by ck

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
Tuesday, January 10, 2012 at 9:22pm by Anon

x^2-2x+3y-8 Find the vertex and axis of symmetry.
Friday, March 16, 2012 at 7:02pm by Jessenia

Write a logarithmic equation for 3^3/2= squareroot 27
Thursday, May 17, 2012 at 7:45pm by Darlene

What are the exact values for which tan t = -(sqrt3)
Wednesday, May 23, 2012 at 10:26pm by Emily

Demonstrate that 32^n - 11 is a multiple of 15. write a conjecture for it.
Tuesday, June 5, 2012 at 7:34pm by Janel

write a formula for the following transformation of Q(t)= 5e^8t. y= 7Q(t-3)
Monday, July 2, 2012 at 7:53pm by Ariel

Determine a recursive formula for the sequence: 2, 5, 10, 17,......
Saturday, September 8, 2012 at 11:03pm by G

if f(x)=2x and g(x)= x+1 , what do you think someone means by (f+g)(x)? what about (f/g)(x)?
Sunday, September 9, 2012 at 7:46pm by md

how do i graph a hyperbola from the following equation? y^2-x^2-4y+4x-1+0
Monday, December 3, 2012 at 7:37pm by alyse

Write the equation 5x 4y = 7 in polar form.
Thursday, February 21, 2013 at 1:48pm by Bonqui'sha

Please help me. Solve the system algebraically. 16)y=x^3+x^2 y=3x^2
Tuesday, March 5, 2013 at 6:33pm by Phoebe

Sin5x cos2x + cos5x sin2x=
Monday, May 13, 2013 at 1:54am by Becky

That is my question, i don't know what t equals when 224=16t^2
Friday, September 13, 2013 at 8:23pm by Jose

Exact value cosπ/12
Sunday, November 24, 2013 at 9:38pm by Anonymous

Find the range of the function given by f(x)=8x-2x^2.
Monday, January 20, 2014 at 7:30pm 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)
Wednesday, March 4, 2009 at 8:23pm 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?
Wednesday, November 19, 2008 at 4:13am by Mary

How would I find the limit of (if it exists): lim x-->3 (x^3-27) -------- (x^2-9)
Saturday, December 6, 2008 at 5:31pm by Melly

how do you put this in an diamond problem ... could you please tell me how to do it...2x^2-7x-30
Thursday, August 27, 2009 at 8:53pm by autiana

Solve the inequality and sketch the solution: -3≤ 2(x+4)< 14
Sunday, January 3, 2010 at 11:08pm by Trevor

what are the zeroes of the graph 2sin(squared)x + cosx-3 = 0
Wednesday, January 13, 2010 at 11:06pm by joel

Find dy/dx if y= (6x sqrt(x^3) (-2(cubic root of x+ pie^4).
Tuesday, February 23, 2010 at 1:23am by Matt

find (f composed of g)(x)=given f(x)=2x squared +3 g(x)=4x cubed +1
Monday, March 29, 2010 at 3:52pm by Arielt

How do you determine graphically any local and absolute extrema. f(x)=x2+2x-15
Sunday, September 19, 2010 at 11:24pm by Amber Hill

How would you solve an exponential equation like this... 2^(3x+1)= 3^(x-2)
Sunday, November 14, 2010 at 12:19pm by Juliet

covert the rectangular equation to polar form x2+(y+2)2=4
Friday, May 20, 2011 at 3:59pm by joe

How do you find the number of complex roots in a function?
Wednesday, August 10, 2011 at 2:35am by Annie

Write the rectangular equation (x+7)^+y^=49 in polar form.
Saturday, September 3, 2011 at 12:15am by Kim

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
Thursday, January 5, 2012 at 12:06am by Mia

another one where I need points to graph please. f(x)=(7/5)^(3-x).
Friday, January 13, 2012 at 8:13am by Sara

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