Monday

December 22, 2014

December 22, 2014

Number of results: 96,905

**math: precal**

How do I find the zeros of a polynomial function?
*March 20, 2011 by leena*

**precal/math**

use calculator to approximate sec 10 degrees. round to 2 decimal places.
*January 11, 2010 by justjen93*

**Math Analysis (PreCal)**

write the equation of a sine function whose amplitude: 2 period: π/2 phase shift: 2/3
*March 7, 2013 by Daijha*

**technical math/precal**

18/3square roots of 6-7square roots of 2
*May 3, 2011 by Becky*

**Math (Precal)**

csc^2x secx/sec^2x+csc^2x simplify.
*May 9, 2011 by Rose*

**precal**

4(3.75^1/64-1)=r
*February 13, 2012 by dave*

**precal**

(x^2+11)/(3-x) x=4i
*August 21, 2012 by katie*

**Precal**

wa
*May 21, 2013 by gdfd*

**Math Precal/Trig**

Solve for n. 7((1-(-3)^n)/(1-(-3))=3829 I was confused on distributing the number 7, because we've always had problems with the number 1 on the outside.
*September 18, 2014 by Samee*

**precal log**

4^(2x-5)=8^(x-3) Thanks
*April 9, 2008 by Deb*

**precal**

(48)with the exponent of 1/2
*January 7, 2009 by ash*

**precal**

(-8)the exponent is -1/3
*January 7, 2009 by ash*

**precal**

solve for x: (x^2-2x)^2 -11(x^2-2x)+24
*September 18, 2012 by katie*

**precal**

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

**PreCal**

Solve for x. -3x^2+8=-4
*September 14, 2013 by Anonymous *

**precal (log)**

3^(log3(4x)) thank u
*April 8, 2008 by Deb*

**precal**

solve by subsituting 5x+4y=7 x-3y=9
*April 15, 2008 by Deb*

**precal**

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

**precal**

(root2-root2i)^6
*May 20, 2011 by joe*

**PreCal**

How do you simplify i38?
*September 7, 2011 by Chandra*

**precal**

cotxsinx=cosx
*March 23, 2012 by olivia*

**precal**

cosx/sinxcotx=1
*March 23, 2012 by olivia*

**Precal**

log(base 5)((x^2+2x+1)/x^2)
*January 22, 2014 by Me*

**precal**

which of the following is an asymptote of f(x)= 5/x+6
*February 21, 2014 by harley*

**PreCal**

Solve The Inequality 0 < -9x/x-x^2
*March 23, 2014 by Maria*

**Math precal**

Show that ab= 1/2 [(a+b)^2 - (a^2+b^2)] Show how's its done i want to learn thank u
*January 10, 2013 by Shelby*

**Precal**

how to express 3+4i in polar form
*February 7, 2007 by Icon44*

**precal**

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

**Precal**

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

**Precal**

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

**Precal**

How do you find the 6th root of -i?
*December 11, 2008 by Sara*

**precal**

simplify: csc²x secx
*March 8, 2010 by john2*

**precal**

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

**precal**

find all the roots of x^4-8x^2+5.
*August 18, 2010 by john2*

**Precal**

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

**precal**

identify the trigonometric form of -6+6i
*May 20, 2011 by joe*

**precal 2**

solve the equation 4cos^2x-1=0
*July 24, 2011 by denise *

**PreCal**

Write the expression (7 7i) + (8 2i) in the form a + bi
*September 7, 2011 by Jake*

**precal**

sec^4x-tan^4x=1+2tan^2x
*March 23, 2012 by Anonymous*

**precal**

sin^2x-1=sec^2x-tan^2x
*March 23, 2012 by olivia*

**precal**

csc^2x-cos^2xcsc^2x=1
*March 23, 2012 by olivia*

**precal**

sin^2x/cosx=sec^2x-1
*March 23, 2012 by Lynn*

**precal**

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

**precal **

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

**Math/Precal**

what is the first term of an arithmetic sequence if the 7th term is 21 and the 10th term is 126
*February 13, 2010 by Nancy*

**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 ...
*November 6, 2006 by Chau*

**precal**

verify: tanx secx = -2tanx
*March 8, 2010 by john2*

** precal**

complete the identity: sin^4x-cos^4x
*March 8, 2010 by adam2*

**precal**

If lim 1/5^n exists, what is its value? It's either 0.2 or 0
*September 4, 2010 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)
*November 22, 2010 by Vic*

**precal**

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

**precal**

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

**Precal**

Solve the exponential equation algebraically 5^(-t/2) = 0.20
*June 23, 2013 by Ku*

**Precal**

find the minor axis 1x^2+36y^2=1
*November 29, 2013 by Teagan*

**PreCal**

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

**Precal/trig**

sina=3/5, pi/2<a<pi evaluate cos2a
*May 19, 2014 by Anonymous*

**Precal**

Prove algebraically that |w+z|<=|w|+|z| for any complex numbers w and z.
*August 16, 2014 by Josh*

**precal**

rewrite cosx/secx-1 not in fractional form
*January 10, 2010 by joe*

**urgent precal**

What is cosx/ (secx-1) not in fractional form?
*January 10, 2010 by joe*

**precal**

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

**precal**

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

**precal**

given cscx= -3 and tanx>0 find cosx
*January 10, 2010 by joe*

**precal**

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

**precal**

solve cos(squared)x + sinx = 1 {0, 2pie)
*January 12, 2010 by timmy*

**quick precal concept**

is there no solution for a triangle with C=50deg a=25 c=22?
*February 18, 2010 by tom*

**precal - iterates?**

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

**PreCal**

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

**precal 2 **

find the area of the triangle B=72degree 30', a= 105, c=64
*July 31, 2011 by raven *

**precal 2**

use the law of cosines to solve the triangle a=55, c=72, b=25
*July 31, 2011 by raven *

**calculus and precal**

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

**precal**

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

**precal**

given tanx= (1/2) and cscx<0, find cos2x
*February 26, 2012 by Logan*

**PreCal**

Simplify using identites tan(-x)cosx
*October 12, 2012 by Raeven*

**precal**

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

**precal**

write as single log -4ln(x+1) + 9ln(x)
*April 9, 2013 by lakyn*

**PreCal**

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

**precal**

what is the 7th geometric sequence when a10 is 9 and a13 is -72
*September 30, 2014 by gail*

**Math: PreCal: Triangles**

An isosceles triangle is inscribed in a circle. The shortest side is the base which is 16 cm long. If the radius of the circle is 10 cm, what is the length of side "a"?
*March 28, 2012 by Joey*

**college precal**

find all the values: sin2x- sqrt3cosx=0
*December 12, 2008 by Shawn*

**precal**

find the exact value of the expression: csc (tan^-1 ć3/3)
*March 8, 2010 by adam2*

**precal**

find teh exact value: sin(315-60)
*March 11, 2010 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.
*August 28, 2010 by Anonymous*

**precal 2**

use the law of cosines to solve the triangle A=55 degree, c=10, b=3
*July 29, 2011 by danielle*

**precal 2 **

use law of sines to solve the triangle A=58 degree, a=4.5, b=12.8
*July 31, 2011 by raven *

**PreCal**

Write the polar equation in rectangular form r=-12 sinč
*September 3, 2011 by Kathy*

**precal**

cosx/secx+sinx/cscx=sec^2x-tan^2x
*March 23, 2012 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=?
*November 29, 2013 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
*December 1, 2013 by Terri*

**Precal**

What is the first natural number that causes the statement:(2 + 3)n 4n + 3n to fail?
*July 8, 2014 by Tashai*

**precal**

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

**precal desperate**

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

**Precal**

Find the exact value of the expression. sin(arccos sqrt(5)/5)
*March 30, 2011 by Jackie*

**precal**

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

**precal 2**

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

**precal 2 **

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

**precal**

use the properties to find the exact value'log_7(343.7 ^15)
*November 8, 2011 by tiona*

**PreCal**

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

**Precal**

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

**precal **

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

**Precal **

Do the following angles have the same terminal side? Yes or no 45 and 405
*August 27, 2014 by Anonymous*

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