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July 24, 2014

Search: pre-calculus

Number of results: 15,662

Pre-Calculus/Calculus
I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I think I know how the ...
July 1, 2008 by Molly

Pre Calculus
Pre Calculus why is sin(-20)/cos 380 equal to tan (-200)
November 15, 2009 by Pre Calculus

Pre-Calculus
I am in Honors Pre-Calculus and am having a hard time understanding my teacher. I feel so stupid. Does anyone have any suggestions on a website that might give me some insight into what I am doing wrong? Thanks!
October 7, 2008 by Jill

Pre-Calculus
I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
September 17, 2011 by Cristina

Pre-Calculus
I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
September 17, 2011 by Cristina

pre-ap pre calculus
To solve an equation by finding x-intercepts, Cynthia graphed the function y=x^3-5x+|2x-3| Give several possibilities for the original equation. How do I do it and what's the answer? Thanks
September 8, 2009 by Anonymous

Pre Calculus 12
Im going over my pre calculus 12 exam, and I need help with one question from the chapter Transformations of graphs and stuff. Combining Transformations 2y = f(5x-10)+8 The original points are (4,6) and the new points I got by translating it and stuff are : (14/5,20) But in ...
January 22, 2013 by Shreya

Pre-Calculus
Can you show me how to find the rectangular equation: r=2cos(theta) + 3 sin (theta) All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you
October 3, 2011 by Leah

pre calc
A math teacher uses four algebra books, two geometry books, and three pre-calculus books for reference. In how many ways can the teacher arrange the books on the shelf if books coiver the same subject matter are kept together?
September 25, 2011 by Katie

pre-calculus
3(4^x)-2^(x+2) = -1
May 14, 2008 by Mike

pre calculus
27^8x-3=(1/81)^8x-4 x=?
December 5, 2008 by Anonymous

pre calculus
2n^1/3(n^2/3+n^-1/3)
November 23, 2010 by sam

pre-calculus
what is the F-^1 of 6/x+4
May 22, 2011 by kelly

pre calculus
(m+3)+5
July 9, 2011 by Anonymous

pre calculus
-2< x < 5 - -
August 8, 2011 by Carus II

Pre-calculus
2^(x)/(1-2^(x))=3
December 12, 2011 by Ivan

pre-calculus
(2^(4+pi))/ 2^(1+pi)
January 29, 2013 by yukia

pre-calculus
x^3e^x - 4e^x =0
February 5, 2013 by suie

Pre-Calculus
3x^2 + 8 = -4
September 11, 2013 by Janae

pre calculus
x^2-3/4x+1/8=0
December 10, 2013 by Rose

pre calculus
x^2-3x-7=0
December 10, 2013 by Rose

pre calculus
2k^2+5k-9=0
December 10, 2013 by Rose

pre calculus
2k^2+5k-9
December 10, 2013 by Rose

Pre Calculus
Formula: a = b = c
December 7, 2006 by Clarice

Pre Calculus
Formula: a = b = c
December 7, 2006 by Clarice

Pre calculus
gfk
November 5, 2007 by Anonymous

Pre-Calculus
How do I find xy^-2(xy^2 - 4y^4) ??
January 5, 2010 by Taryn

Pre-Calculus
How do you factor x^3 - 64?
February 7, 2010 by Daisy

pre- calculus
simplify 3x+2y/3y
August 12, 2010 by Tara

pre calculus
if y = bX, then its inverse is
December 17, 2010 by john

pre calculus
let f(x)= -x^2 - 1. evaluate f(x)at x=6, -6
February 18, 2011 by henry baliz

pre calculus
what is the vertices of 7x^2+5y^2=35
March 7, 2011 by akim

pre calculus
what is the vertices of (x+1)^2/4+(y+2)^2/25=1 ?
March 7, 2011 by akim

Pre Calculus 1
ln(3x-1) - ln(x+2) = 2ln5
March 29, 2011 by Laura Grace

Pre Calculus 1
lnx + ln(x+3) = 2
March 29, 2011 by Laura Grace

pre-calculus
What is the domain of (x+2)/(x-2)?
February 15, 2012 by Tiffany

PRE CALCULUS HELP PLEASE
((ln(x))^1/2)/(ln(x^1/2))=6
March 3, 2013 by jim

pre calculus
2x^2+11x-21=0
December 10, 2013 by Rose

Pre-Calculus - Reiny
Reiny you helped me with this logarithm yesterday: How did you write it out as log2 ( √A / B^3 ) Laws of logarithms combine, write as a single logarithm Need help on this question please, Im stuck, dont know where to go abouts from here: I did it on paint and uploaded it...
October 17, 2012 by Shreya

Pre-Calculus
How do I find f(g(x)) when there is a radical?
October 1, 2007 by Courtney

pre calculus
x^2+y ^2+ 4x + 6y - 12 = 0 how do i find the domain?
March 26, 2010 by mmm

pre calculus
simplify sin(2 pi/3+x)
November 18, 2010 by Eli

Pre-Calculus
2secx= 3cscx
March 31, 2011 by Erika

Pre-calculus
x-2/x2-1 This equation is a function or not?
June 27, 2011 by Keila

Pre Calculus
FACTOR COMPLETELY 1) x^8-y^8
September 13, 2011 by Libby

pre-calculus
tan(1/2)cos^-1(9/10)
April 22, 2012 by Kim

Pre-Calculus
is f(x)=9x^(5/3) a power function?
July 25, 2012 by Assad

pre calculus
are you an online tutor
September 16, 2012 by reese

Pre-Calculus
Is the period of f(x) = 2cos(3x - ) 2/3?
November 24, 2012 by Peter

Pre-calculus
1) What is the equivalent of this? -5x(2x+7y)+7xy-4x(y+3)
March 23, 2013 by Isis

Pre-Calculus
How to find domain of: y = -3 + x+6
September 3, 2013 by Dara

Pre-Calculus
y= ((2-3x^(1/x))/(2+3x^(1/x)) Is the horizontal asymptote y= 1 or y= -1?
December 18, 2013 by Ann

Math (pre calculus)
ax+b/cx+d=2 solve for x
February 20, 2014 by Danielle

pre- calculus
how do you find the root(s) of the equation x^2+3x-4=0
October 13, 2007 by Anonymous

Pre-calculus
Describe the end behavior of f(x)=2x^4-5x+1.
August 23, 2008 by Lucy

Pre Calculus
log(log10^10,000)
July 25, 2009 by Shellie

pre-calculus
Solve this Function: (3x-7)^2 (x^2-9x+18) ---------------------- x (x^2-12x+40) (x^16)
April 26, 2010 by Treema

pre calculus
How do you simplify cos ((pi)/2) - feta?
May 10, 2010 by gisele

pre calculus
f(x)= a+tan(bx) fina a and b f(0)= 5 f(pi/8)=1/sq root of 3 +5
November 14, 2010 by Caitlyn

Pre-Calculus
For what values of x is it true that |sin(x)-x| < 0.01?
January 17, 2011 by Sara

pre calculus
cube roots of 64i?
May 20, 2011 by joe

Pre Calculus
Logarithms Solve the equation for x 1-ln(3x+2)=0
October 21, 2011 by Josh

PRE CALCULUS
8-12SIN^2X=4COS^2X SOLVE FOR X
December 12, 2011 by NN

pre-calculus
use gauss-jordan x+2y=5 2x+y=-2
March 28, 2012 by Anonymous

Pre-Calculus
Find the inverse of matrix A. .6 -2 A= 6 -18
May 24, 2012 by Sangita

pre calculus
How do you solve c + 70 + 12c = 196 - 5c
September 19, 2012 by elise

Pre-Calculus
Is the difference of quotient of f(x) = -3x -x equal to -3h - 6x - 1?
September 22, 2012 by Peter

pre-calculus
solve the equation (5/2)^2=(125/8) x=
October 6, 2012 by ladybug

pre-calculus
solve the equation 5^5x+1=125
October 6, 2012 by ladybug

pre-calculus
find the functions f and g so that Fog = H. H(x)=/2x+1\
October 9, 2012 by ladybug

Pre calculus
Tanx + sinxsecx/ cscxtanx
February 10, 2013 by Kristen

Pre-Calculus
Find the value of the parameter: x = 3t y = t^2 + 5 t = 2
October 20, 2013 by Joy

Pre-Calculus
Solve sin (pi/4(x-6))=0.5, 0<x<360
January 11, 2014 by Hanu

Pre-Calculus
Write Parametric equations of -3x+1/2y=2
February 28, 2014 by Alexis

Pre-Calculus
Find N if log base 6 (6^7.8)=N
March 2, 2014 by Aly

pre calculus
solve nonlinear inequality x^4 > x^2
March 3, 2014 by Danielle

Pre-Calculus
Write Parametric equations of -3x+1/2y=2
March 3, 2014 by Alexis

Pre-Calculus/Trivia
csc(theta)= 1/x sec(theta)= 1/ sqrt(1-x^2) cot(theta)= sqrt(1-x^2)/x What are these equations used for in real life matters or in regards to calculus? Can't seem to find the answer anywhere :/
February 20, 2012 by Maria

pre calculus
how do you tell if a function is even or odd?
September 25, 2007 by Mike

Pre-Calculus
how do u state the period of a function? for ex. f(x)=sin((1/2)x)
April 6, 2008 by Daisy

Pre-Calculus
tan^2x-sec^2x=? Can you show me how to answer this?
April 21, 2008 by rose

Pre-Calculus
What is the Domain and Range of the function: Y=sin2x+4?
September 6, 2008 by Crystal

pre-calculus
Determine whether y is a function of x: x^2y-x^2+4y=0 Please help. Thanks.
September 13, 2008 by Gina

Pre-Calculus
Directions: Find the 2 Functions f and g such that (f o g)(x)= h(x). 1. h(x)=(2x+1)^2
September 17, 2008 by Crystal

Pre-Calculus
"Given that f(x)=3x-4 g(x)=2x+5 Find g(f(x))" Can you helpme out?
October 20, 2009 by Sonny

PRE CALCULUS
find the range of the following functions g(x) =x/x-2
December 2, 2009 by john

Pre Calculus
complete the identity: sin^4 x-cos^4 x
March 8, 2010 by moi

Pre calculus
Find the inverse function of F(x) = 2 arccosx F-1(x)=
March 24, 2010 by jim

pre calculus
sinx cscx-sin^(2)x=cos^(2)x
April 9, 2010 by kay

Pre-Calculus
Completing the Square 1) 9m^2 - 20m - 21 = 0 2) 10x^2 - 4x -32 = 0
March 9, 2011 by Camile

Pre-Calculus
How do I solve, in radians and degrees, 2-3sin(3(x-pi))=6?
April 27, 2011 by Michelle

Pre calculus
f(x)={ x+5, if x>0 3, if x<=0 Graph the function can someone please help
July 4, 2011 by HELP

pre-calculus
Find the intercepts of the graph of x^2 + y^2 + 4xy - 2x + 7y = 8
September 5, 2011 by Amber

Pre Calculus
factor completely 1. x^3-9x^2 2. 36x^6-49x^4
September 13, 2011 by REMI

Pre Calculus
Factor Completely a. 3x^8-3x^6 b. 20a^2b^2x^2-45a^2b^2y^2
September 13, 2011 by Scott

pre calculus
find the bounds on the real zeros????? f(x) = x^5 - 5x^4 +8x + 2
September 22, 2011 by M

Pre Calculus
find all solutions of the equation 1. x^3+27=0 2. x^3-8=0
November 21, 2011 by Josh

Pre-Calculus(Help)
Partial Fraction of the Rational Expression: x^2+x+8/x^3+x
December 4, 2011 by Joshua

pre calculus
how to figure out: sec squared x = 1/10
January 4, 2012 by mike

Pre- Calculus
Evaluate the trig function tan33degress
February 23, 2012 by Steve

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