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August 28, 2014

Search: Pre-calc/Trig

Number of results: 8,745

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

Pre Calc , Math
Find the 6 Trig ratios of -7Pie/3
January 2, 2011 by Joe Daddy

Pre-calc, Algebra, Trig
(2x squared-3x +1)(4)(3x+2)cubed (3)+(3x +2)raised to the 4 (4x-3) Simplify
January 20, 2009 by Josiah

Trig/Pre-Calc
Need help with current Trig problem for tomorrow: Solve the logarithmic equation algebraically. Approximate the result to three decimal places. 6log3(0.5x)=11 I know to start off the equation you divide by 6. I know the answer is 14.988. I just am puzzled on how to receive the...
May 16, 2011 by Eric

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 Trig
Verify the following: tan( a + p/2) = -cot a a= alpha and p= pie since I do not have that button.
March 29, 2011 by Brittany

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
express the followinf trig functions in terms of an acute angle. (a) cos 143 degrees (b) tan 192 degrees
January 25, 2010 by kate

pre calc
The terminal side of an angle in standard position goes through the poin (-2,5). Find the values of the 6 trig function sin cos tan csc sec cot
April 2, 2009 by jaz

Trig/Pre-Calc
The demand equation for a microwave oven is given by: p=500-0.5(e^0.004x) Find the demand x for a price of (a) p=$600 and (b) p=$300 Any help would be greatly appreciated.
May 17, 2011 by Annonymous

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/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

trig pre calc
cos x (sec x +cos x csc2x)=csc2x
May 13, 2012 by trig identities

Trig/pre-calc
r=8cos(theta)+5sin(theta), convert the polar equation into a rectangular equation and then complete the square and determine the center radius...? Help?! I missed the section, and am not getting anywhere with the text...
August 12, 2011 by A

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

trig/pre -calc
hello, i don't quite understand how to do this type of problem: 1. find the exact value of sin (pi/3). even more confusing is 2. find the exact value of csc^-1 (1). i would appreciate any kind of help! thank you!
July 14, 2008 by brandy

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/Trig
If cot(a)=3 and sin(b)= (15/17) where a being alpha lies in quadrant 3 and b being beta lies in quadrant 2, what is the exact value of sin(2a)
April 5, 2011 by Kibrya

Trig/Pre-Calc
$2500 is invested in an account at interest rate r, compounded continuously. Find the time required for the amount to (a) double and (b) triple. r=0.085 I know you use the formula A=Pe^rt and you would start by setting it up as follows: A=(2500)e^(0.085)(t) I'm not sure where ...
May 17, 2011 by Bradley

pre calc trig check my work please
sin x + cos x -------------- = ? sin x sin x cos x ----- + ----- = sin x sin x cos x/sin x = cot x this is what i got, the problem is we have a match the expression to the equation work sheet and this is not one of the answers. need to figure out what im doing wrong so i can ...
October 20, 2010 by Anna

Trig/Pre-Calc
Could someone please help me on this problem. I'm really confused, and this assignment is due tomorrow. Solve the logarithmic equation algebraically. Approximate the result to three decimal places. log4x-log4(x-1)=1/2 To start off the equation, I know you would do the ...
May 16, 2011 by Eric

I have a question concerning Spring Semester
Im a freshman in college and I just took Chem1, Trig, and Drama (12units). I am planning on taking Chem2, Pre-Calc, and Art1 for spring sem. (13units). I'm not sure if this is too much to take for next semester considering two five unit classes or should I add another class? ...
December 22, 2011 by L.Bianchessi

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
prove the identity: (cosx)(tanx + sinx cotx)=sinx+cos(squared)x i need steps to show how i got the answer generally, it is a good idea to change all trig ratios to sines and cosines, and start with the more complicated-looking side. so.... LS = cosx(sinx/cosx + sinx(cosx/sinx...
May 6, 2007 by Stacey

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
(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
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
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
Consider a triangle ABC. C is a right angle, and side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse. The measure of side a= 2, side b= 7, and side c= 7.3 How do you find the angle measure of A and B based on the lengths of the sides? SinAngleB...
September 19, 2006 by Chris

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

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

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
simplify the expression x-4 when x is less than 4
October 2, 2008 by Samantha

PRE CALC
The x-intercept of the graph of f(x) = sqrt(x - 1) - 2 is (5, 0)
October 5, 2008 by Karren

pre calc asap
what is the domain and range of f(x) =x^2
May 7, 2009 by peter

pre calc
Find a linear factorization of: f(x) = x^3 + 5x - 6. thanks.
June 17, 2009 by J

pre calc
what quadrants does the point 2,4 and 0, 3 belong in
September 10, 2009 by kim

pre calc
what are some point for the problem y=1/2x+2
September 15, 2009 by jasmine

Pre Calc
for how many integers x is the value of -6/(x+1) an integer?
December 17, 2009 by jake

Pre-calc
How do you find the range of a projectile?
January 4, 2010 by allison

Pre-calc-urgent
How do you find a formula for f(x) and g(x) if h(x)=f[g(x)] h(x)=(2x^3-5)^4
April 15, 2010 by Erica

Pre Calc
Determine K: a:12! b:65!+64!+63!=k^2*963! -- =k 10! c:(k+5)!=(k^2+196)(k+3)!
September 12, 2010 by Lauren

Pre-Calc
Solve the equation. (tan^2)3x=3
December 29, 2010 by Ash

Pre calc
Find the domain of the function: F(x)= 2-x^2
February 2, 2011 by Laura

Pre calc!
Find the domain of the function: F(x)= 2-x^2
February 2, 2011 by Tom B

Pre-Calc
How do I solve this equation? x+5 = sqrt(x+5)
June 1, 2011 by AvgJoe

Pre-Calc
Find [4(cos115+isin115)]^6
July 25, 2011 by Ben

pre calc
phase shift of: y=-5sin(3x+3.14/5)+2
December 19, 2011 by valeria hersh

Pre-calc
simplify cot(x+π)
May 15, 2012 by Jack

Pre-calc
Project U onto V. U=(4,2) V=(1,-2) ?? Is there a formula for this?
May 30, 2012 by Alex

College Pre Calc
lim t>7 F(x) (1/t)−(1/7)/t-7
December 5, 2012 by Ira

College Pre Calc
lim t>7 F(x) (1/t)−(1/7)/t-7
December 5, 2012 by Ira

math pre calc
gaussian elimination x+Y+Z=-2 X-y+5z+22 5x+y+z=-22
April 25, 2013 by JT

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