Friday

April 25, 2014

April 25, 2014

Number of results: 252

**precal**

4(3.75^1/64-1)=r
*Monday, February 13, 2012 at 12:05am by dave*

**precal**

(x^2+11)/(3-x) x=4i
*Tuesday, August 21, 2012 at 1:03pm by katie*

**Precal**

wa
*Tuesday, May 21, 2013 at 3:13am by gdfd*

**precal log**

4^(2x-5)=8^(x-3) Thanks
*Wednesday, April 9, 2008 at 12:54am by Deb*

**precal**

(48)with the exponent of 1/2
*Wednesday, January 7, 2009 at 9:51pm by ash*

**precal**

(-8)the exponent is -1/3
*Wednesday, January 7, 2009 at 10:15pm by ash*

**precal**

solve for x: (x^2-2x)^2 -11(x^2-2x)+24
*Tuesday, September 18, 2012 at 3:14pm by katie*

**precal**

Solve for y: (y-(10/y))^2+6(y-(10/y))-27=0
*Tuesday, September 18, 2012 at 3:16pm by katie*

**PreCal**

Solve for x. -3x^2+8=-4
*Saturday, September 14, 2013 at 6:36pm by Anonymous *

**precal (log)**

3^(log3(4x)) thank u
*Tuesday, April 8, 2008 at 1:32am by Deb*

**precal**

solve by subsituting 5x+4y=7 x-3y=9
*Tuesday, April 15, 2008 at 11:24pm by Deb*

**precal**

are there solutions to x^3+27i=0 is so what are they?
*Thursday, December 30, 2010 at 10:50am by sue *

**precal**

(root2-root2i)^6
*Friday, May 20, 2011 at 4:16pm by joe*

**PreCal**

How do you simplify i38?
*Wednesday, September 7, 2011 at 3:39pm by Chandra*

**precal**

cotxsinx=cosx
*Friday, March 23, 2012 at 6:01pm by olivia*

**precal**

cosx/sinxcotx=1
*Friday, March 23, 2012 at 8:08pm by olivia*

**Precal**

log(base 5)((x^2+2x+1)/x^2)
*Wednesday, January 22, 2014 at 11:51pm by Me*

**precal**

which of the following is an asymptote of f(x)= 5/x+6
*Friday, February 21, 2014 at 1:49pm by harley*

**PreCal**

Solve The Inequality 0 < -9x/x-x^2
*Sunday, March 23, 2014 at 10:59pm by Maria*

**Precal**

how to express 3+4i in polar form
*Wednesday, February 7, 2007 at 6:48pm by Icon44*

**precal**

logs 9^(2x-5)=27(x+4) and 3log(underscore4)(2x-1)=15 Thank you
*Monday, March 31, 2008 at 3:15am by Deb*

**Precal**

Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2
*Monday, December 8, 2008 at 12:23am by Jaslyn*

**Precal**

Would the limit of lim x-->3 (x^3 -27)/(x^2 -9) be: 9/2?
*Monday, December 8, 2008 at 1:59am by Jaslyn*

**Precal**

How do you find the 6th root of -i?
*Thursday, December 11, 2008 at 5:42pm by Sara*

**precal**

simplify: cscx secx
*Monday, March 8, 2010 at 12:45am by john2*

**precal**

How do you solve: sin[arccos(-2/7)] ?
*Sunday, May 23, 2010 at 5:56pm by anonymous*

**precal**

find all the roots of x^4-8x^2+5.
*Wednesday, August 18, 2010 at 10:38pm by john2*

**Precal**

What are the roots, real and imaginary of: Y=x^4-6x^3+9x^2-6x+8
*Thursday, January 13, 2011 at 12:41pm by Breana*

**precal**

identify the trigonometric form of -6+6i
*Friday, May 20, 2011 at 4:18pm by joe*

**precal 2**

solve the equation 4cos^2x-1=0
*Sunday, July 24, 2011 at 9:01pm by denise *

**PreCal**

Write the expression (7 7i) + (8 2i) in the form a + bi
*Wednesday, September 7, 2011 at 12:18am by Jake*

**precal**

sec^4x-tan^4x=1+2tan^2x
*Friday, March 23, 2012 at 10:57am by Anonymous*

**precal**

sin^2x-1=sec^2x-tan^2x
*Friday, March 23, 2012 at 1:44pm by olivia*

**precal**

csc^2x-cos^2xcsc^2x=1
*Friday, March 23, 2012 at 6:26pm by olivia*

**precal**

sin^2x/cosx=sec^2x-1
*Friday, March 23, 2012 at 9:46pm by Lynn*

**precal**

Find the Difference quotient: 4/(x-3)^2
*Tuesday, November 6, 2012 at 3:12pm by katie*

**precal **

find the domain and inverse for (f)= 2 + 1/(e^(x/3-5)
*Thursday, February 20, 2014 at 11:57pm by hamal*

**PreCal**

A square sheet of cardboard 18 inches is made into an open box (there is no top), by cutting squares of equal size out of each corner and folding up the sides. Find the dimensions of the box with the maximun volume. Volume= base(width)height but base + 2H =18 base + 2W=18 ...
*Monday, November 6, 2006 at 6:09pm by Chau*

**precal**

verify: tanx secx = -2tanx
*Monday, March 8, 2010 at 8:29am by john2*

** precal**

complete the identity: sin^4x-cos^4x
*Monday, March 8, 2010 at 10:25pm by adam2*

**precal**

If lim 1/5^n exists, what is its value? It's either 0.2 or 0
*Saturday, September 4, 2010 at 8:06pm by Anonymous*

**PreCal**

Let g(x)=2x+6 if k(g(x))=4x+12/3-the square root of 2x-5. Find the formula for k(x)
*Monday, November 22, 2010 at 10:28am by Vic*

**precal**

Find the components and so that fog =H . H(x)=log_3e^x
*Wednesday, November 9, 2011 at 9:37pm by tina*

**precal**

tan3x=(3tanx-tan^3x)/(1-3tan^2x)
*Monday, February 6, 2012 at 1:56pm by Mayna*

**Precal**

Solve the exponential equation algebraically 5^(-t/2) = 0.20
*Sunday, June 23, 2013 at 1:44am by Ku*

**Precal**

find the minor axis 1x^2+36y^2=1
*Friday, November 29, 2013 at 11:05pm by Teagan*

**PreCal**

Solve Using Log Properties: 1/4 = 8^3x+5
*Friday, April 4, 2014 at 11:01am by Maria*

**precal**

rewrite cosx/secx-1 not in fractional form
*Sunday, January 10, 2010 at 5:24pm by joe*

**urgent precal**

What is cosx/ (secx-1) not in fractional form?
*Sunday, January 10, 2010 at 9:03pm by joe*

**precal**

from {o, 2pie} what are the solutions of cos(squared)x- cos2x=0
*Sunday, January 10, 2010 at 9:04pm by joe*

**precal**

from {0,2pie} what are the solutions of tan x/4= square root of 3/3
*Sunday, January 10, 2010 at 9:06pm by joe*

**precal**

given cscx= -3 and tanx>0 find cosx
*Sunday, January 10, 2010 at 9:07pm by joe*

**precal**

[0, 2pie] 2cosxcscx-4cosx-cscx+2=0 What are these solutions?
*Sunday, January 10, 2010 at 9:09pm by johnny *

**precal**

solve cos(squared)x + sinx = 1 {0, 2pie)
*Tuesday, January 12, 2010 at 11:48pm by timmy*

**quick precal concept**

is there no solution for a triangle with C=50deg a=25 c=22?
*Thursday, February 18, 2010 at 10:53pm by tom*

**precal - iterates?**

Find the third iterate of the function f(t) = 9t - 3 when t0 = 1/3 + i/9.
*Monday, September 6, 2010 at 4:00pm by Anonymous*

**math: precal**

How do I find the zeros of a polynomial function?
*Sunday, March 20, 2011 at 4:54pm by leena*

**PreCal**

Factor Completely: 10y^7 +26y^6 -12y^5
*Wednesday, June 8, 2011 at 4:07am by LA*

**precal 2 **

find the area of the triangle B=72degree 30', a= 105, c=64
*Sunday, July 31, 2011 at 5:14pm by raven *

**precal 2**

use the law of cosines to solve the triangle a=55, c=72, b=25
*Sunday, July 31, 2011 at 5:16pm by raven *

**calculus and precal**

find k such that f(x)=3k-2x+3kx^2-x^3 has a factor of (x-2).
*Wednesday, September 7, 2011 at 7:42pm by Jishka*

**precal**

what is the answer to cot^2X+5=csc^2X+4?? i am not sure where to begin
*Tuesday, October 18, 2011 at 11:53pm by deborah*

**precal**

given tanx= (1/2) and cscx<0, find cos2x
*Sunday, February 26, 2012 at 11:25pm by Logan*

**PreCal**

Simplify using identites tan(-x)cosx
*Friday, October 12, 2012 at 12:17pm by Raeven*

**precal**

how do you find an exponent variable without logarithms? ex. 8.2=1.65(0.8)^n-1 thanks
*Sunday, October 14, 2012 at 11:25pm by Derpy*

**precal**

write as single log -4ln(x+1) + 9ln(x)
*Tuesday, April 9, 2013 at 11:40pm by lakyn*

**PreCal**

I'm suppose to solve log(3)-27=x I get 3^x=-27 I can't go any father correct?
*Friday, November 29, 2013 at 10:04am by Terri*

**college precal**

find all the values: sin2x- sqrt3cosx=0
*Friday, December 12, 2008 at 1:01am by Shawn*

**precal**

find the exact value of the expression: csc (tan^-1 3/3)
*Monday, March 8, 2010 at 10:03pm by adam2*

**precal**

find teh exact value: sin(315-60)
*Thursday, March 11, 2010 at 10:29pm by john 2020*

**precal**

Solve for x 10^x/10 = (0.01)^1/3 A.) x = -2 B.) x = 1/3 C.) x = 2/3 None of those seem to fit when plugged in.
*Saturday, August 28, 2010 at 8:02pm by Anonymous*

**precal 2**

use the law of cosines to solve the triangle A=55 degree, c=10, b=3
*Friday, July 29, 2011 at 4:05pm by danielle*

**precal 2 **

use law of sines to solve the triangle A=58 degree, a=4.5, b=12.8
*Sunday, July 31, 2011 at 5:12pm by raven *

**PreCal**

Write the polar equation in rectangular form r=-12 sin
*Saturday, September 3, 2011 at 12:19am by Kathy*

**precal**

cosx/secx+sinx/cscx=sec^2x-tan^2x
*Friday, March 23, 2012 at 8:10pm by olivia*

**Precal**

Find x such that -8 x - 3, 3 x - 1, and 2 x + 49 are consecutive terms of an arithmetic sequence. x=?
*Friday, November 29, 2013 at 10:47pm by Teagan*

**PreCal**

1n e^5 a little confused how to determine exact value Is it? log(e)e^5 e^x=e^5 x=5
*Sunday, December 1, 2013 at 2:03pm by Terri*

**precal**

could someone help me with this problem? find 2 postive and 2 negative coterminal angles of -(pi)/4
*Monday, September 14, 2009 at 12:07pm by katy*

**precal desperate**

Given sina= 3/4 and cosB = (-5)/13 and this is Quad II find cos(a+B)
*Wednesday, January 13, 2010 at 12:05am by joel*

**Precal**

Find the exact value of the expression. sin(arccos sqrt(5)/5)
*Wednesday, March 30, 2011 at 10:17pm by Jackie*

**precal**

identify the standard form of the complex number: 10(cos259+isin259)
*Friday, May 20, 2011 at 4:15pm by joe*

**precal 2**

find values for b such that the triangle has no solution A=88 degree, a=315.6
*Friday, July 29, 2011 at 4:03pm by danielle*

**precal 2 **

use Demoivre's theorem to find the power [5(cos3.2 + isin3.2)]^4
*Sunday, July 31, 2011 at 5:21pm by qui qui *

**precal**

use the properties to find the exact value'log_7(343.7 ^15)
*Tuesday, November 8, 2011 at 11:28pm by tiona*

**PreCal**

Find all solutions to the equation, x-8(sqrt x)+16=0. Is x=16 the only solution?
*Saturday, November 30, 2013 at 8:27pm by Terri*

**Precal**

Give the equation of the line that passes through point (-1, 6) and is parallel to a=<3,1>
*Thursday, January 23, 2014 at 11:42pm by PreCal*

**precal **

find exactly all the solutions in [0, 2pi) to 4 sin(x)cos(x) = 1
*Friday, March 21, 2014 at 11:52pm by hamal*

**precal**

rewrite the expression in terms of the first power of cos sin^2xcos^2x
*Tuesday, February 24, 2009 at 6:37pm by trista*

**precal**

rewrite the expression in terms to the first power of cos sin^2xcos^4x
*Tuesday, February 24, 2009 at 6:44pm by trista*

**precal**

give the value of each expression in simplest radical form of sine -45 deprees
*Sunday, January 10, 2010 at 8:49pm by Anonymous*

**desperate for help in precal**

how do you write (cosx)/(secx-1) without being in fractional form?
*Sunday, January 10, 2010 at 10:52pm by george *

**Precal**

Given f(x) and g(x) below, find: (a) f + g (b) f g (c) f*g (d) f/g Please show all of your work. f(x) = x + 5 g(x) = 5x^2+15x-3
*Wednesday, January 4, 2012 at 3:34pm by Dina *

**Precal**

Write down 3 other possible trig forms for - 1 + isqrt2. How do you solve this?
*Saturday, February 25, 2012 at 2:39am by Mayhem*

**precal/math**

use calculator to approximate sec 10 degrees. round to 2 decimal places.
*Monday, January 11, 2010 at 5:47pm by justjen93*

**Life...**

Do i need to take precal and physics in highschool to become a nurse, dentist, or doctor?
*Tuesday, October 19, 2010 at 5:59pm by Bianca*

**precal 2**

Reprenesent the complex number 5/2(square root of 3-i) graphically and find its trigonometric form.
*Friday, July 29, 2011 at 4:07pm by danielle*

**Precal**

What is the standard form of this parabola: -2x^2+16x+24y-224=0 Please Help, parabolas are evil.
*Friday, May 25, 2012 at 3:36am by Sam*

**Sequences and Series**

PreCal. What is the difference between the equations (n(n+1))/2, and n/2(ti+tn)?? Under what conditions would you use them? Thanks much!!!
*Wednesday, January 10, 2007 at 9:09pm by Cait*

**PreCal**

Find the distance between P1(3, 195) and P2(4, 94) on the polar plane. Round your answer to the nearest thousandth.
*Monday, September 5, 2011 at 5:03pm by Jack*

**Precal**

1. Determine whether -9x+11y^3-3=-7x^2 defines y as a function of x. Please show all of your work. (Points : 5)
*Wednesday, January 18, 2012 at 9:01pm by Deb*