Tuesday
July 29, 2014

Search: pre-calc please help!!

Number of results: 51,083

Pre-Calc
Can you show me how to find the rectangular equation of r=2costheta + 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
I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...
May 9, 2007 by Sarah

Pre Calc
please 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 6 0 2 2 5 7 6 7
December 7, 2009 by Jo

Pre Calc
Simplify (n+1)!/(n-1)! Help please?
March 15, 2009 by MW

Pre calc
Please finish y+7=6/7x-30/7
January 25, 2013 by Joe

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/Calc
Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10) A. x=4t, y=4t-(t^2 /10) B. x=2t, y=8t-(4t^2/10) C. x=2t, y=4t-(4t^2/10) D. x=.5t, y=2t-(t^2/10) E. x=t, y=t-(t^2/10)
April 17, 2013 by Chris Math Hw Help

Help please!! For pre-calc
Logx16=-2 how do you solve this?
December 10, 2013 by Anonymous

Math
Please someone help with my pre calc question!
February 11, 2013 by Anthony

Pre Calc
Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.
September 10, 2009 by muffy

Pre-Calc
Can you someone please help me with this question??? Simplify cot(x + pi)
May 22, 2011 by Emily

Pre-Calc
cosx/(1+secx) Please help me simplify this expression.
November 1, 2012 by Gaby

pre calc
Simplify- (x^2+2x)/(x^2-x) *I got x(x+2) for the numerator and I couldn't get the denominator, but it was wrong help please
February 23, 2010 by Karissa

PRE CALC
please help me solve this partial-fraction decomposition! 12x-57/(x-3)(x-10)
May 15, 2011 by esora

pre-calc
cos x+sec x=2 if you could please show all work
November 20, 2012 by Haley

Pre Calc
In triangle ABC, b=14, c=15, and cos a= 3/5. Find a)side a b) Sin B Help please?
April 13, 2009 by MW

Pre-Calc
Determine the solution. x^2=|x|algebraically I have no idea how to proceed with this. Can you please help?
September 26, 2009 by MUFFY

Pre-Calc
Please help me with this problem-I'm stuck (x-2)/(x+2) = (x+10)/x I'm not even sure where to start-Thanks for any help you can provide
September 18, 2011 by Josh

PRE CALC PLEASE HELP!!!!!!!!
find the solutions of the equation that are in the interval [0,2pi) 2-cos^2x=4sin^2(1/2x)
November 4, 2010 by Hayli

Pre-Calc
Can someone show me how to do this please. I am stuck. find a number x such that e^2x 12e^x =13
December 9, 2010 by Roy

Pre-Calc
I have to solve these using matrices by hand. Can someone please help me? 2x-3y-2z=4 (1/4)x-(2/5)y+(3/4)z=(-1/3) -2x+1.3y-3z=5 Thank you so much! :)
December 3, 2012 by Tori

pre-calc HELP PLEASE
solve using identities for all angles (dont use multiple angle method)show work please cuz i am so confused. 2sin2x-3sinx=0
April 24, 2012 by Kimberly

Math, Pre Calc
Given that (+-2) and i are the roots of a 4th degree polynomical, find the equation. Please help! Thank you:)
September 5, 2012 by Nikki

Calc or Pre calc
I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2
May 14, 2008 by jennifer

Pre-Calc
I am stuck solving this problem, any help please..Many thanks find all numbers x that satisfy the given equation ln(2x) ------- =2 ln(3x)
December 9, 2010 by Roy

Pre-Calc-Please check my answer
Please help-I'm stuck really bad Thank you for any help you can provide What are the roots of the equation x^2 -4x + 3 = 0 x^2 - 4x = 3 x^2 +2(-2)x + -2^2 = -3 = -2^2 x^2 + -4x + 4 = 1 (x + -2)^2 = 1 qrt (x+-2)^2 = sqrt 1 x+-2 = plus or minus 1 therefore x=1 x=3 roots are 1 ...
September 6, 2011 by Sheila

Pre Calc
lim x approaches 0 [1/x *((1/(sqrt(1+x))-1)] It will be easier to understand if you write it out.. How would I algebraically do this? (The answer is -1/2) Help please?
March 18, 2009 by MW

pre calc
write the form of the partial decomposition for the given rational expression. Don't solve for constants: 8x+10/x^2+7x-18 please show work!
May 12, 2011 by esora

Pre-Calc
Please help me solve these two equations!! Divide and express as a polynomial: 12a^8b^5 - 9a^14b^15 + 6a^6b^10 _____________________________________ 3a^2b^5 Simplify: a/b - b/a __________ a-b/b
November 27, 2013 by Maggie

Pre-Calc
For the triangle shown, find the length AD. (Assume u = 18, v = 18, x = 10, and y = 10. Round your answer to two decimal places.) Show work please!!!
April 2, 2012 by Mike

pre-calc helpppp
Evaluate the expression under the given conditions (show steps please) sin(/2); tan = − 5 / 12 , in Quadrant IV
April 21, 2012 by John

pre-calc
(1+tan x)^2= 2 tan x+2 please show all work
November 20, 2012 by Haley

Pre-Calc
I am seeking help with this problem Please...Thank you! Find the point on the line y=x+3 in the xy-plane that is closest to the point (3, 2)
December 7, 2010 by Roy

Pre-Calc
I'm so stuck-this stuff is so far above me right now-Please help (3x^3-5^2+6x-9)/(x+5) or can someone direct me to a site that can solve this and show the steps-I don't even know where to start Thank you
September 9, 2011 by Jonah

Pre Calc
find the magnitude and direction angle of the vector v, v=-2i+5j please help i have no idea how to do this. could you show me step by step?
June 2, 2010 by Nate

Pre-Calc help NOW PLEASE!!!
Evaluate the expression under the given conditions. tan(A+B); cosA=-1/7, A in quadrant 3, sinB=1/2, B in quadrant 2.
April 18, 2012 by Josh

PRE-CALC
Determine the domain of the following function: f(x)=sqrt x-7/x^2-5x-6 I think the domain is [7,all real numbers) Can you please tell me if this is correct?
September 21, 2009 by MUFFY

Pre-CALC
Can anyone help me with this problem step by step please... Find the area inside the ellipse in the xy-plane determined by the given equation x^2 y^2 ____ + ___ =1 10 25
December 7, 2010 by Amy

Pre-Calc Help
Evaluate the expression under the given conditions. (show work please) sin(A-B); tan A=12/5, A in quadrant 3, sinB=-3sqrt(10)/10, B in quadrant 4.
April 19, 2012 by Daniel

pre-calc helpppp
Find sin x/2, cos x/2, and tan x/2 from the given information. (show work please) thank you!!! cos x = − 4/5, 180 < x < 270
April 21, 2012 by John

Pre-Calc
Simplify the difference quotient [f(2 + h) − f(2)]/h ; if h ≠ 0. f(x) = x2 − 3x I keep getting the answer wrong. I must be messing up my steps...Please Help
January 20, 2014 by Kerri

pre calc
area of triangle XYZ given:side z=11 side x=7 and side y=13 what are the angles and area please? please explain
December 8, 2011 by jim

Pre Calc
How do I do this?... Sq Rt[(9*Sq Rt(3x^2))]
March 14, 2009 by MW

pre calc
13-5e^2x=3
October 30, 2009 by Laurie

Pre Calc
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 8 1 5 2 7 6 5
November 13, 2009 by Pre Calc

pre calc
(1/x^2-49)/(1/x+7)?
February 23, 2010 by Karissa

pre-calc
(3^-2+4^-2)^-1/2
February 16, 2011 by megan

pre-calc
(3^-2+4^-2)^-1/2
February 16, 2011 by megan

Pre-Calc
2-2
April 10, 2011 by Chelsey

pre calc
g(1/2)=-(1/2)^2+7(1/2)-7
January 25, 2012 by Dorene

Pre-Calc
Use the fundamental identities and appropriate algebraic operations to simplify the expression. cosx / (1+sinx) Answer: secx Can someone please assist as to how I get to the answer?
April 28, 2011 by Lizette

Pre-calc
If llull=1 and llvll=3, and the vectors maek angles of 170 degrees and 130 degrees with the x-axis respectively, find the component form of the sum of u and V. Please help thanks!
February 13, 2012 by Casandra

pre-calc
(8y2+3y-7)(3y+4)
October 17, 2007 by steven

pre-calc
how do i solve this w(4-w^2)=8-w^3
August 27, 2008 by jared

Pre Calc
the domain of g(x)=x^3-2x-1
October 6, 2008 by Crystal

pre-calc
what does this simplify to: f(x)=x/(x+4)^(1/5)-2
January 4, 2009 by Allie

pre calc
f(x)=1/x+2 how do i solve this
September 21, 2009 by Anonymous

Pre-Calc
f/g=? Given that f(x)=x^2-9 x and g(x)=x + 14
February 17, 2010 by Channing

Pre Calc
Solve for x: |4x+6|-|2x-1|<5
September 1, 2010 by Katie S

Pre Calc
Simplify: n!-(n-1)! --------- (n-1)!
September 1, 2010 by Katie S

Pre Calc
Solve for A and B if: 1 A B ----- = --- + --- k(k+1) k k+1
September 12, 2010 by Lauren

pre calc
(4^x2)^2 mulipled by 1/(4^5x)=64
October 18, 2010 by sarah

pre calc
simplify: 2^x X 2^y +2^x X 2^y + 2^x X 2^y + 2^x X 2^y
December 21, 2010 by Bill

Pre Calc
ln (x^2 +x-12)=3ln2
March 29, 2011 by Meredith

pre-calc
what are the asymtopes of 2x/x-3
May 22, 2011 by caitlyn

Pre-calc
Logx16=-2
December 10, 2013 by Anonymous

pre-calc
3-log(x+2)=5
March 20, 2014 by Anonymous

pre calc
solve each inequality: (x-4)(x-2)^2(x-3)^2 < 0
January 28, 2008 by Kate

Pre Calc
solve the quation. t/3+t/5=1.
August 28, 2008 by Maggie

pre-calc
how would you solve x^(5/2)(x^(1/2)- 1/x^(1/2))
November 20, 2008 by Allie

pre-calc
for f(x)=2^x is f(x) an increasing function.?
December 10, 2008 by mariah

pre-calc
for f(x)=2^x is f(x) an increasing function.?
December 10, 2008 by mariah

pre calc
how do you put these in y=mx+b form 3x+5y=8 16-5x=2y
February 9, 2009 by kate

pre calc need help
solve. 4x+2/3 - 3/4 = 1/2
April 29, 2009 by brown

pre calc
what is the domain and range of f(x) x^3?
May 7, 2009 by tom

pre calc
f(x)= x^2+5 g(x)= square root x-1 (f/g)(x)
May 11, 2009 by tim

pre calc
Example 1: Let f(x) = ex and g(x) = x Find: (a) f(g(x)) (b) g(f(x))
January 4, 2010 by kate

Algebra II/ Pre Calc
ln(12+x)= It is not (ln 12)(ln x) or (ln12x)
September 6, 2010 by Jessica

Pre-Calc
300=5000^e*.3x
March 27, 2011 by Linda

pre calc
lnX + ln2 = 3
March 24, 2011 by Linda

pre calc
lnX + ln2 = 3
March 24, 2011 by jenna

Pre calc
.5ln(x+3) - lnx=0
March 29, 2011 by Laura grace

Pre-Calc
How would I solve: X^(4/3)+X^(2/3)=28
June 23, 2011 by Maddy

Pre-Calc
cot 19.8 degrees
July 30, 2011 by Betsy

pre-calc
How do u solve (f-g)(x) when f(x)=4x/7 +7 and g(x)=-6/x Ok so its (f-g)(x)=4x/7 +7 - (-6/x) But how do u simplify it from there? Thanks!
October 5, 2011 by cade

Pre Calc
sec(cos-1 (4/5))=?
November 15, 2011 by Jacob

math pre calc
solve for x. 8^6+3x=16
March 25, 2012 by danielle

Pre-Calc Help!!!!!!!!
cos(2tan^-1(15/8))
April 19, 2012 by Amanda

Pre-calc
Focus of the ellipse 9x^2+2y^2=36
May 15, 2012 by Jack

pre calc
3x + 2iy =6 + 10i
August 30, 2012 by merril

Pre-calc
Solve 3.3= 1.005^n
August 30, 2012 by Alex

pre-calc/ trig
Sinx=0
October 15, 2013 by Amy

Pre-Calc
How do I solve this equation? 4^x * (1/2)^3-2x = 8*(2^x)^2
February 15, 2014 by Kay.

Pre-Calc
Eliminate the parameter x = t^2 - 1 and y = t^2 + t
March 2, 2014 by Jackie

Pre calc
y=5tan1/2(x+pi/4) What is the period?
March 28, 2014 by Deena

Pre-calc
2x^2 - 12x - 3y^2 - 24y +60 = 0
April 2, 2014 by Laila

Pre-Calc
Evaluate the expression without using a calculator(show work please)? (sin pi/4 cos pi/6 - sin pi/6 cos pi/4) the answer is 1/4(2-3)
March 23, 2012 by John

Pre-Calc/Trig
Please help-I'm stuck really bad What are the roots of the equation x^2 - 4x + 3 = 0 I think I was suppose to use b^2 - 4ac so it would be -4 - (-4)*1*3 = 12 so the roots would be 12 and -12 Thank you for any help you can provide
September 6, 2011 by Sheila

Pre-calc PLEASE HELP!
Calculate the exact values of the cot(theta) and sin(theta) for the acute angle theta if sec(theta)= the square root of 6. Thank you so much!
December 9, 2011 by Jill

Pre-Calc-please check
Please check this for me expand (3z-2b)^5 using Binomial Theorem (a+b)^n = n on top sigma in middle k=0 to right (n/k)a^(n-k)b^k (3a-2b)^5 = 5 on top sigma in middle k=0 on bottom(5/k)(3a)^5-k(-2b)^k (5/0)(3a)^5(-2b)^0+(5/1)(3a)^4(-2b)^1 +(5/2)(3a)^3(-2b)^2 +(5/3)(3a)^2(-2b)^3...
January 4, 2012 by Bethany

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members