Wednesday

April 16, 2014

April 16, 2014

Number of results: 8,328

**trig**

its in the first chapter of my trig course. i know its review frm geometry and alg
*Friday, November 14, 2008 at 11:25am by y912f*

**Alg/Trig**

(x-2)^2 + (y-3)^2 = 4.5^2
*Friday, July 6, 2012 at 1:13pm by David*

**alg/trig**

9/x + 9/x-2= 12
*Monday, January 21, 2013 at 9:00pm by christina*

**Alg & Trig 2**

find the sum of 1/2, 2/7x, and 5/x
*Friday, November 5, 2010 at 6:07am by Tiffany*

**Alg & Trig 2**

find the sum of 1/2, 2/7x, and 5/x
*Friday, November 5, 2010 at 7:11am by Tiffany*

**adv.alg/trig **

Square root of 300
*Sunday, August 15, 2010 at 11:45am by lola*

**alg and trig**

6x^3-5x^2+15x+5 / 2x^2-x+3
*Wednesday, February 2, 2011 at 9:29pm by Katie*

**Alg 2 trig**

What do you think? I will be happy to check your work.
*Friday, March 9, 2012 at 11:05am by bobpursley*

**Alg/Trig**

Write an equation of a circle with center (2, 3) and radius 4.5.
*Friday, July 6, 2012 at 1:13pm by Hester*

**Adv. Alg/Trig**

I dont see a solution without a calculator.
*Tuesday, June 3, 2008 at 9:12pm by bobpursley*

**Alg/2 Trig**

Just plug and chug: f(g(-5)) = f(3 * -5 + 4) = f(-11) = -121 + 7 = -114
*Monday, September 26, 2011 at 10:44pm by Steve*

**Alg. II/Trig**

If m and n are real numbers, i^2=-1, and (m-n)-4i=7+ni, what is the value of m?
*Friday, November 18, 2011 at 1:11am by Lily*

**Alg II/Trig**

the equation must of the form x = ay^2 sub in the point (12,6) to find a
*Sunday, February 22, 2009 at 5:43pm by Reiny*

**Alg/2 Trig**

Given the functions f(x)=-x^2+7 and g(x)=3x+4 find f(g(-5)) Write the composition above using an alternative notation.
*Monday, September 26, 2011 at 10:44pm by Alexis*

**math (advanced alg and trig)**

Solve to the nearest minute: x is greater than or equal to 0 and less than 360. 3sec^2 x-8tan-6=cotx
*Sunday, March 28, 2010 at 11:04am by Anne*

**Alg 2 trig**

Y= 1/2 sin pi (x+pi/4) -1
*Friday, March 9, 2012 at 11:05am by Nicole *

**ALG/TRIG**

I assume that you know that w^-1/2 means the square root of w in the denominator. N = 885/sqrt(800) = 31.3 beats/minute This must be a resting heart rate.
*Tuesday, March 6, 2012 at 6:21am by drwls*

**ALG 2/Trig**

A new $12,000 automobile decreases in value every year. What is it's value 7 years from now?
*Saturday, January 12, 2008 at 10:22pm by Kyla*

**ALG/TRIG**

T = k D^(3/2) let x = 93,000,000 miles for earth 1 year = k x^(3/2) k = 1/x^(3/2) for Neptune T = [1/x^3/2) (30x)^(3/2) T = 30^(3/2) = 164 years
*Tuesday, March 6, 2012 at 2:22am by Damon*

**ALG 2/Trig**

You need to specify HOW MUCH the value decreases. My personal experience is that I lose about $5,000 when I drive a new car off the show room floor. :-(
*Saturday, January 12, 2008 at 10:22pm by DrBob222*

**Alg II/Trig**

A parabola has a vertex at (0,0); a horizontal axis; and the point (12,6) is on the parabola. Write the equation of the parabola in standard form.
*Sunday, February 22, 2009 at 5:43pm by Sara*

**pre alg**

How do u find the GCF with exponets in a 7th gr. pre alg. class?
*Sunday, January 11, 2009 at 6:51pm by tay*

**Alg & Trig 2**

LCD is 14x so multiply every term by 14x / 14x 7x/14x + 4/14x + 70/14x
*Friday, November 5, 2010 at 7:11am by Damon*

**Alg. II/Trig**

(m-n)-4i=7+ni m = 7 + ni + n + 4i
*Friday, November 18, 2011 at 1:11am by Reiny*

**Math Course**

I was thinking about math courses for next year, and I do not know what I'm going to take. What is the differences between Alg 3 and Advanced math? And also, and does Trig involve? And I'm too scared of calculus to take it.
*Friday, February 27, 2009 at 11:10pm by Chopsticks*

**Alg/Trig**

well, you know that h/x = tan 39.8° h/(x+51.7) = tan 19.7° Now eliminate x and solve for h: h/tan39.8° = h/tan19.7° - 51.7 1.2h = 2.8h - 51.7 h = 32.3 check my math, but that's the method to my madness.
*Wednesday, February 26, 2014 at 11:17am by Steve*

**Alg 2 trig**

Write a sine equation for period= pie, amplitude=1/2, vertical shift up 1 and phase shift left pie/4. How would the equation be written?
*Friday, March 9, 2012 at 11:05am by Nicole *

**Alg 2 trig**

remember that the period of sin kx is 2π/k so your function will have to be of the form y = sin 2x inserting the other stuff , you would have y = (1/2) sin 2(x + π/4) + 1
*Friday, March 9, 2012 at 11:05am by Reiny*

**Adv. Alg/Trig**

Assuming the angles are in degrees, tan (-335) = -tan 25 Use tan (a + b) = (tana + tanb)/[1 - (tana*tanb)] I don't see a suitable combination of a and b, either.
*Tuesday, June 3, 2008 at 9:12pm by drwls*

**adv.alg/trig **

sqrt (300)=sqrt(100*3)=sqrt(100)sqrt(3) you take it from there.
*Sunday, August 15, 2010 at 11:45am by bobpursley*

**Adv. Alg/Trig**

How would you solve tan(-335) without using a calculator? I got it to tan(25) but that's not one of the ones on our chart, and I'd use a sum or difference identity but we never learned one for tangent, if one exists.
*Tuesday, June 3, 2008 at 9:12pm by Katie*

**Alg 2/trig**

I am doing Geometric sequences, but I cannot figure out how to find the Nth term of a geometric sequence. The problem is A1 = 64, Ak+1 = 1/2Ak (That is supposed to be A sub one, A sub k + 1, etc.) The formula for finding the equation is: An = A1 x R^n-1 The answer is: An = 128...
*Wednesday, March 11, 2009 at 9:34pm by Christopher*

**Alg/Trig**

The angle of elevation from a point on the ground to the top of a tree is 39.8 degrees. The angle of elevation from a point 51.7 ft farther back to the top of the tree is 19.7 degrees. Help find the height of the tree.
*Wednesday, February 26, 2014 at 11:17am by Anonymous*

**alg and trig**

If you mean, (you should use parentheses) 6x^3-5x^2+15x+5 / (2x^2-x+3) Use polynomial long division, Here's the answer to check to your long division, 6x^3 - 5x^2 + 15x + 5/(2x^2 - x + 3)
*Wednesday, February 2, 2011 at 9:29pm by helper*

**Alg & Trig 2**

Find the least common denominator by multiplying the prime factors, 7 and 2, and x to get 14x. Multiply each fraction by 7x, 2, and 14 respectively so that they share the denominator 14x. Add the numerators to get (7x+74)/14x. Simplify 7x/14x to 1/2 and 74/14x to 37/7x to get...
*Friday, November 5, 2010 at 6:07am by Gray*

**Trig 30**

x/2 = 2pi/3 yields a unique solution of x = 4pi/3 Does this answer come from some trig equation? Your subject title suggests that. In that case find the period of the trig function, then add k(period) to 4pi/3, k an integer.
*Friday, March 19, 2010 at 7:59pm by Reiny*

**Math- Adv. Alg. w/ Trig.**

I need help simplifying this expression: (3x^3y^5 + 6x^2y^-2/6x^5y^-2)^2 (3x^3y^5 + 6x^2y^-2/6x^5y^-2)^2 the second term has a y^-2 in the numerator and denominator, so.. (3x^3y^5 + 6x^2 /6x^5 )^2 (3x^3y^5 + 1 /x^3 )^2 I am not certain much more can be done to simplify it.
*Friday, May 18, 2007 at 12:46am by Courtney W.*

**Alg II**

So in our Alg II class we're studing variables and functions, and from the situation given we are to figure out the equation. "In a lighting storm, the time interval betwee the flash ad the bang (f) is directly proportional to the distance between you and the lighting (m)." ...
*Thursday, September 24, 2009 at 10:35pm by Rylie*

**math**

Try this tutorial, be sure to look at both pages: http://www.themathpage.com/Alg/slope-of-a-line.htm
*Wednesday, February 3, 2010 at 8:00pm by Damon*

**math**

could someone please refresh my memory of the basic trig functions? ex) cos^2 + sin^2 = 1? That is a trig identity. http://www.sosmath.com/trig/Trig5/trig5/trig5.html
*Thursday, April 12, 2007 at 10:18pm by raychael*

**Algebra 1 Answer Check**

Okay, assuming this is Alg I, I'm pretty sure you accidentally miscommunicated the problem wrong. The problem above is UN-FACTORABLE assuming only real numbers. However, if you insist, the answer to this problem requires some Alg II knowledge. Q: 9x^2 - x +2 A: (1/36)(-18ix...
*Monday, March 10, 2014 at 9:49pm by herp_derp*

**Trig**

please show me again in trig way
*Saturday, May 17, 2008 at 12:40pm by Doni --i didnt get this one can please show me the trig way a little bit more clrealy*

**trig**

Subtract 2 pi from 7pi/3. The trig functions of 7 pi/3 will be the same values as the trig functions of pi/3, which is 60 degrees. The cosine of pi/3 is 1/2. That makes the secant 3. The tangent is sqrt3 You should be able to look up or figure out the other funtions of that ...
*Tuesday, January 12, 2010 at 9:50pm by drwls*

**Math - Solving Trig Equations**

Start by recalling the most important identity. My math teacher calls this "the #1 Identity." sin^2(x) + cos^2(x) = 1 We want to simplify our trig equation by writing everything in terms of sine. Let's solve the #1 Identity for cos^2(x) because we have that in our trig ...
*Wednesday, November 21, 2007 at 6:29pm by Michael*

**math word problem**

Nope. http://library.thinkquest.org/20991/alg/ratios.html
*Tuesday, April 17, 2012 at 8:04pm by Ms. Sue*

**Math**

That is a big subject, especially for cubics and higher order polynomials. I recommend that you start by reading this: http://tutorial.math.lamar.edu/Classes/Alg/Factoring.aspx
*Monday, February 1, 2010 at 1:06am by drwls*

**Trig**

Find all of the solutions between 0 and 2pi: 2sin(x)^2 = 2 + cos(x)
*Thursday, November 13, 2008 at 9:16pm by Trig*

**trig**

simplify to a constant or basic trig function.. 1+tan(x)/1+cot(x)
*Sunday, March 14, 2010 at 1:14pm by hilde*

**Trig**

This subject is not trig. You will have to use your own graphic calculator.
*Sunday, May 15, 2011 at 12:10am by drwls*

**Trig**

Find (if possible) the trig function of the quadrant angle.
*Monday, June 6, 2011 at 3:59pm by Master chief*

**trig**

first of all, this is not trig, secondly your expression makes no sense.
*Monday, January 7, 2013 at 10:03pm by Reiny*

**trig**

what is the exact value of 7pi for all trig func.?
*Monday, February 1, 2010 at 10:23pm by claire*

**trig**

write a product of two trig functions that equals 1.
*Sunday, November 6, 2011 at 9:38pm by Dani*

**trig**

any calculus text will list the trig functions and their derivatives.
*Thursday, January 19, 2012 at 8:45am by Steve*

**Trig**

Solve the following trig equation 2cos(x-π/6)=1
*Tuesday, January 31, 2012 at 2:51am by Matt*

**trig**

I figured out that tan(theta)=-1 is 3pi/4+n(pi)
*Thursday, March 22, 2012 at 12:28pm by TRig*

**TRIG**

Find one numerical value for cot x/cos x = 5
*Monday, November 12, 2012 at 7:31am by TRIG HELP*

**Trig **

csc thea= -2, quadrant 4. what are the six trig functions?
*Monday, May 6, 2013 at 4:17pm by Shay*

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?
*Monday, April 21, 2008 at 8:53pm by Priya*

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?
*Tuesday, April 22, 2008 at 12:03am by Chaitanya*

**trig**

how do i do this? give the signs of the six trig functions for each angle: 74 degrees?
*Wednesday, December 3, 2008 at 6:59pm by Tay*

**trig**

express the trig. ratios sinA,secA n tanA in terms of cotA.
*Saturday, May 7, 2011 at 5:49am by Anonymous*

**trig**

How do you solve cos(2arcsin 1/4) using inverse trig. functions??!! PLEASE HELP ME!
*Monday, May 9, 2011 at 11:20am by Tor*

**trig**

find the 5 trig ratios when sin theta = -5/13 and lies in quadrant 3
*Wednesday, September 14, 2011 at 10:38pm by karen*

**graphing trig functions**

I see the equation of a straight line, not a trig function
*Sunday, May 20, 2012 at 10:15pm by Reiny*

**Trig**

surely you have learned the basic definitions of the trig functions, tanØ = y/x = 4/3
*Sunday, January 20, 2013 at 5:17pm by Reiny*

**trig**

What kind of reflections are the following trig functions? y = 3cos(x-1) y = sin(-3x+3) y = -2sin(x)-4
*Sunday, April 20, 2008 at 10:27pm by Joshua*

**trig**

What kind of reflections are the following trig functions? y = 3cos(x-1) y = sin(-3x+3) y = -2sin(x)-4
*Monday, April 21, 2008 at 12:33am by Joshua*

**trig**

What is the shift along x of the following trig functions? y = (3sinx/2) + 4 y = -2sin(x)-4 y = sin(-3x + 3)
*Monday, April 21, 2008 at 12:34am by Amandeep*

**Trig**

Find (if possible) the trig function of the quadrant angle. sec 3pi/2
*Monday, June 6, 2011 at 4:00pm by Master chief*

**Precalculus**

How would you solve this trig function: cos2x=sin^2-2 how do you know what trig identities to use?
*Saturday, August 6, 2011 at 5:39pm by Jess*

**Trig**

find the exact values of the six trig functions of angle... sin(-315degrees) how do i do this?
*Thursday, September 1, 2011 at 9:16pm by ALISON*

**trig**

I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x)= secx i(x)= cscx
*Thursday, January 19, 2012 at 8:45am by Claire*

**trig**

TRIG Identities, Gr. 12: Prove: cot4x=1-tan^2x/2tan2x
*Thursday, May 23, 2013 at 2:56pm by Josh*

**trig**

What is the range of the trig function sin(-3x+3)?
*Monday, April 21, 2008 at 12:35am by Chaitanya*

**trig**

how to i find the six trig values for (7pi/3)
*Tuesday, January 12, 2010 at 9:50pm by Rak*

**Trig**

Trig Identity. 1-sin^2x/1-cosx
*Sunday, May 15, 2011 at 5:56pm by Jill*

**trig**

what's the single trig. function of cos6xcosx-sin6xsinx
*Thursday, May 17, 2012 at 4:44pm by MIK*

**trig**

write 2+2 squareroot of 3i in trig form.
*Thursday, May 17, 2012 at 5:01pm by ky*

**trig**

no idea what "p" and "o" represent, or which trig function is required.
*Monday, July 22, 2013 at 8:09pm by Reiny*

**Trig**

Does anybody know a good website that will hlp me with finding the six trig functions of a point NOT on the unit cricle?
*Wednesday, September 16, 2009 at 7:59pm by Anonymous*

**trig**

use the unit circle to find the exact value for all the trig functions of è=2ð/3.
*Monday, February 1, 2010 at 9:54pm by Anonymous*

**trig**

find the 5 other trig functions if cos(theta) = square root of 2/2 and cotangent is less than 0
*Wednesday, June 9, 2010 at 7:04pm by kelly*

**trig**

I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x0= secx i(x)= cscx
*Thursday, January 19, 2012 at 8:45am by Claire*

**trig! please help!**

to bobpursely: i need to simplify the expression using trig identities. and no i meant for there to only be x
*Sunday, May 13, 2012 at 8:59pm by Brianna*

**Physics (trig)**

If the angle is x, tan x = 12.3333/19.2 Better review your trig ratios...
*Wednesday, June 19, 2013 at 9:10pm by Steve*

**ALG/TRIG**

I cannot seem to get the right answer. Animal Pulse Rate According to one model, an animal’s heart rate varies according to its weight. The formula N(w)=885w^-1/2 gives an estimate for the average number N of beats per minute for an animal that weighs w pounds. Use the formula...
*Tuesday, March 6, 2012 at 6:21am by Lost*

**trig**

Do you mean find the six trig functions (sin, cos, tan, csc, sec, and cot)?
*Wednesday, December 3, 2008 at 6:59pm by Anonymous1*

**math - algebra**

Use polynomial long division, or synthetic division. See http://tutorial.math.lamar.edu/Classes/Alg/DividingPolynomials.aspx for an example. The answer is x^2 -x +4
*Sunday, November 11, 2007 at 7:52pm by drwls*

**TRIG**

(cotx + cscx(1-cosx)= SIN x
*Monday, November 12, 2012 at 7:33am by TRIG HELP*

**Trig**

Not trig Since it is already factored ..... x = ± 5, or x = -2
*Friday, January 18, 2013 at 11:39am by Reiny*

**Trig**

Multiply and Simplify. ( 1 + cot θ )^2
*Thursday, July 4, 2013 at 12:50am by Trig*

**trig**

simplify the expression. cot^2(x)-csc^2(-x)
*Sunday, July 14, 2013 at 10:37am by trig*

**trig**

Let Q be an acute angle such that sinQ=.6. Find the values of the following using Trig Identities: cosQ and tanQ
*Tuesday, July 27, 2010 at 10:06pm by student*

**Trig**

Use Trig identities to verify that sec^4(x)-tan^4(x)=1+2tan^2(x), Only work with one side of the equation
*Tuesday, March 1, 2011 at 5:23pm by Anonymus*

**trig**

Just noticed this was for trig, not calculus. Algebraically, note that a(y) is a parabola, whose vertex occurs where y=60/4 = 15.
*Thursday, August 29, 2013 at 9:44pm by Steve*

**math(algabra readness**

http://www.themathpage.com/alg/algebraic-expressions.htm#expressions
*Tuesday, August 31, 2010 at 7:42pm by Ms. Sue*

**Alg 1**

The popultion of Medford High is 800 students & the population of WEstville High is 1240 students. Medfords pop. has been increasing by 30 students per year, while westville has been decreasing by 25 students per year. In how many yearas will the populations be the same. how ...
*Wednesday, March 9, 2011 at 11:19pm by Casey*

**trig**

You have to state where the right angle is. Once that is established, this looks like a very fundamental and basic trig question.
*Wednesday, April 16, 2008 at 10:54pm by Reiny*

**trig**

What is the shift along x of the trig function y = cos(4x/3 minus 1)? Any link of proof would be appreciated if you have one Thank you
*Monday, April 21, 2008 at 8:51pm by Priya*

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