Number of results: 44,018

**algebra/trig**

1.Find the domain f(x)=ã(x^(2)-9) 2. Find all six trig functions for (-3,4)

*June 8, 2011 by Mike*

**precalc**

Suppose that z1=6-8i. Find: A. The Trig Form of the complex number z1, where your theta is in degrees. B. The Trig form of z1*z2, where z2=5[cos(60degrees)+isin(60degrees)] C. The Trig Form of (z1)^4

*December 5, 2011 by Joshua*

**algebra 2/trig**

x+5 1 ------- - 1= ------- x^2-2x x^2-2x

*May 27, 2012 by Anonymous*

**calculus**

1. what trig function has an amplitue of 1 and negative values for angles between π/2 and π? 2. what trig function never crosses the x-axis and has a value of 2 at π/6? are these correct? 3. what trig function has a period of π and is undefined for -π/...

*September 28, 2015 by anon*

**ALGEBRA 2 W/TRIG**

What is the slope for y=3/4x+1?

*August 26, 2010 by ashly*

**algebra 2 trig**

8/2+√6

*October 29, 2012 by Elizabeth*

**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

*April 12, 2007 by raychael*

**algebra/trig**

solve: ln12x = 6

*March 1, 2011 by carolyn*

**algebra/trig help please**

is this graphable??? y=x^2-4x-2

*November 16, 2011 by bunny*

**algebra/trig**

x^2+2x-15=0 solve by completing the square

*June 9, 2011 by Angel*

**Trig/ algebra 2**

if f(x) = sin4x-cos2x, find f(pi/8)

*June 10, 2015 by Mika*

**trig**

What kind of reflections are the following trig functions? y = 3cos(x-1) y = sin(-3x+3) y = -2sin(x)-4

*April 21, 2008 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)

*April 21, 2008 by Amandeep*

**trig**

express the trig. ratios sinA,secA n tanA in terms of cotA.

*May 7, 2011 by Anonymous*

**trig**

How do you solve cos(2arcsin 1/4) using inverse trig. functions??!! PLEASE HELP ME!

*May 9, 2011 by Tor*

**Trig**

Find (if possible) the trig function of the quadrant angle. sec 3pi/2

*June 6, 2011 by Master chief*

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?

*April 21, 2008 by Priya*

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?

*April 22, 2008 by Chaitanya*

**trig**

how do i do this? give the signs of the six trig functions for each angle: 74 degrees?

*December 3, 2008 by Tay*

**trig**

simplify to a constant or basic trig function.. 1+tan(x)/1+cot(x)

*March 14, 2010 by hilde*

**trig**

find the 5 trig ratios when sin theta = -5/13 and lies in quadrant 3

*September 14, 2011 by karen*

**Trig**

Does anybody know a good website that will help me with finding the six trig functions of a point NOT on the unit cricle?

*September 16, 2009 by Anonymous*

**trig**

use the unit circle to find the exact value for all the trig functions of è=2ð/3.

*February 1, 2010 by Anonymous*

**Precalculus**

How would you solve this trig function: cos2x=sin^2-2 how do you know what trig identities to use?

*August 6, 2011 by Jess*

**Trig**

find the exact values of the six trig functions of angle... sin(-315degrees) how do i do this?

*September 1, 2011 by ALISON*

**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

*January 19, 2012 by Claire*

**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

*January 19, 2012 by Claire*

**trig**

find the 5 other trig functions if cos(theta) = square root of 2/2 and cotangent is less than 0

*June 9, 2010 by kelly*

**trig**

if (-12,5) is a pointon the terminal side of an angel 0 find the exact value of six trig funcation of 0

*June 19, 2014 by sal*

**trig**

what is the exact value of 7pi for all trig func.?

*February 1, 2010 by claire*

**Trig**

Find (if possible) the trig function of the quadrant angle.

*June 6, 2011 by Master chief*

**trig**

write a product of two trig functions that equals 1.

*November 6, 2011 by Dani*

**Trig**

Solve the following trig equation 2cos(x-π/6)=1

*January 31, 2012 by Matt*

**Trig**

csc thea= -2, quadrant 4. what are the six trig functions?

*May 6, 2013 by Shay*

**trig**

TRIG Identities, Gr. 12: Prove: cot4x=1-tan^2x/2tan2x

*May 23, 2013 by Josh*

**algebra with trig**

how do you solve an inequality and graph it's solution?

*September 29, 2008 by Anonymous*

**algebra 2 / trig**

what is the square root of negative 150?

*May 24, 2010 by Allison*

**algebra 2 trig**

express the product of (2/3x^2-1/2x) and (12x+4/5) as a trinomial

*January 21, 2012 by ally*

**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

*April 21, 2008 by Priya*

**trig**

What is the shift along y of the trig function y = cos(4x/3 minus 1)? Any link of proof would be appreciated if you have one Thank you

*April 21, 2008 by Priya*

**trig**

Let Q be an acute angle such that sinQ=.6. Find the values of the following using Trig Identities: cosQ and tanQ

*July 27, 2010 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

*March 1, 2011 by Anonymus*

**Please help me with trig.**

One more problem.. Given sin t= 3/11 and cos t<0, find the values of the remaining 6 trig functions.

*January 27, 2016 by Jane*

**trig**

how to i find the six trig values for (7pi/3)

*January 12, 2010 by Rak*

**trig**

what's the single trig. function of cos6xcosx-sin6xsinx

*May 17, 2012 by MIK*

**Algebra 2 with trig**

Simplify the rational expression. 2x/x^2+4x+3 divided by 1/x+3 plus 2/x+1

*November 6, 2008 by Pari*

**algebra 2 trig**

i need to find out how to solve this problem: 9x+2 7 ---------- + --- 3x^2-2x-8 3x^2+x-4

*September 27, 2009 by eden*

**ALGEBRA 2 W/TRIG**

identify the equation of the line through (-7, 10) and horizontal

*August 25, 2010 by ashly*

**ALGEBRA 2 W/TRIG**

identify the equation of the line through (-2, 1) and parallel to y = 3x + 1

*August 25, 2010 by ashly*

**algebra-trig help asap**

x=sec^-1 2 I really need help with this problem. Thanks

*April 18, 2012 by missy*

**algebra 2 trig**

if log3=a then log300 can be expressed as? 1) 100a 2)a+2 3)100+a 4)3a

*January 4, 2014 by nikki*

**trig**

Suppose that q is in standard position and the given point is on the terminal side of q. Give the exact value of the indicated trig function for q.

*February 21, 2011 by Anonymous*

**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*

**Algebra 2 with Trig**

what is the index of three with the square root of negative 432

*November 22, 2010 by Rekiesher*

**algebra-trig help ASAP**

Can someone please help me understand how to graph y=3cos(x/4)-5

*April 12, 2012 by missy*

**trig 26**

simplify to a constant or trig func. 1. sec ²u-tan ²u/cos ²v+sin ²v change expression to only sines and cosines. then to a basic trig function. 2. sin(theta) - tan(theta)*cos(theta)+ cos(pi/2 - theta) 3. (sec y - tan y)(sec y + tan y)/ sec y combine fractions and simplify ...

*March 14, 2010 by hilde*

**Trig**

The next two steps in solving this trig identity question are ??? 1/csctheta x costheta x sintheta x sectheta = sinsqtheta arghhh need help please

*December 17, 2011 by Don*

**trig**

What is the range of the trig function sin(-3x+3)?

*April 21, 2008 by Chaitanya*

**Trig**

Trig Identity. 1-sin^2x/1-cosx

*May 15, 2011 by Jill*

**trig**

write 2+2 squareroot of 3i in trig form.

*May 17, 2012 by ky*

**Algebra II/Trig**

Simplify: (n/4)/(n/m) As my answer I got: 4m Is this response correct? If not, please let me know what I did wrong.

*August 7, 2008 by David*

**algebra/trig**

simplify using properties of exponents ? (2y^1/5)^4 ---------- y^3/10 what would that be please hlepp

*August 31, 2009 by alexis*

**Algebra & Trig**

calculate the velocity of 10 meters per second with an angle of 30 degrees

*July 4, 2012 by Hanna*

**Math- gr.12 Trig.**

Hi, could someone explain to me how to use a counterexample in trig to prove whether something is either an identity or equation? For ex. how would you do that with this question? sec^2x-tan^2x= cos x

*January 11, 2010 by May*

**trig**

Getting ready for trig semester finals. Can't figure out how they are simplifying these equations. (these are the review not actual test) tanx-sqr3=2tanx and 2sin^2+sinx=0

*December 11, 2011 by Josh*

**Algebra 2/trig**

How would I calculate the following function value? tan = 29degrees 36feet

*May 15, 2010 by Brenna*

**Algebra 2 / Trig**

Given cos X = -0.147, find two possible values for X that are not co-terminal.

*May 15, 2011 by Ashwin*

**algebra-trig help asap**

Evaluate the expression. Assume that all angles are in quadrant 1. 1. cos(arccos4/5)

*April 18, 2012 by missy*

**algebra-trig help asap**

Evaluate the expression. Assume that all angles are in Quadrant I. 14. tan(arccos 3/5)

*April 18, 2012 by missy*

**Trigonometry**

Use the trig Identities to find the other 5 trig functions. Problem 7.)Tan(90-x)=-3/8 8.)Csc x=-13/5 9.)Cot x=square root of 3 10.)Sin(90-x)=-.4563 11.)Sec(-x)=4 12.)Cos x=-.2351 I need HELP!

*January 5, 2010 by Jennifer*

**trig**

I am currently taking a trig class. I need help understanding how to solve for sin,cos, and tan in problems which give an angle and a side length or the hypotenus. Any help would be muchly appreciated

*February 11, 2015 by Ben*

**trig**

combine fractions and simplify to a multiple of a power of a basic trig. function.? sin x/cot²x - sin x/cos²x

*March 15, 2010 by hilde*

**trig**

I have heard that trig CAN be super easy, that there are just, like, 10 rules you need to memorize then all the problems are easy. ... Does anyone know what these are? Thanks!

*April 7, 2008 by jennifer*

**Trig**

Im having serious issues with verifying Trig. identities. Please help! Here is an example: (tanX-secX)^2= 1-sinX/1+sinX

*November 7, 2011 by Rachel*

**trig**

Solving Trig Functions: How Do You Solve For Sin 7.5 Using Half-Angle and Double-Angle Identities?

*September 22, 2010 by Spy[c]*

**Trig**

Find values of all six trig functions if sin(theta)= 4/5 and theta is in the second quadrant.

*August 23, 2011 by Lucy*

**Algebra/trig**

How would i use my calculator to find the approximate value of the expression, cot 0.2748 rad

*November 13, 2011 by Anonymous*

**trig**

If cos 0 = - 1/2 and tan 0 > 0, find the quadrant that contains the terminal side of 0, and then find the exact values of the other five trig functions of 0.

*May 14, 2011 by shawn*

**trig**

find the exact values of the six trig functions of theta equals six pi divided by 8

*October 17, 2011 by don*

**trig**

2sin(4x)[(cos(3/2)x)(cos(5x/2)-sin((15/4)x)]+x can someone simplify this using trig identities?

*May 13, 2012 by Brianna*

**Algebra 2/Trig**

Solving Multivariable Linear Systems: 3x-5y+5z = 1 5x-2y+3z = 0 7x-y+z = 5 I am confused on how to solve this. I'm supposed to use the Row-Echelon form. Thanks.

*February 26, 2009 by Chris*

**trig, precalc, math, algebra, trigonometry**

Rewrite: tan(cos^−1 (v)) as an algebraic expression in v. Please help me understand.

*May 5, 2016 by Veronica*

**trig**

Determine if the value of each trig function is positive, negative, zero, or undefined. a) tan 310 degrees b) cos 7pi/6 c) sin -245 degrees d) sec( -7/2)

*January 26, 2012 by Anonymous*

**Trig-Algebra help asap**

The adjacent sides of a parallelogram measure 8 cm and 12 cm and one angle measures 60 degrees. Find the area of the parellelogram.

*March 12, 2012 by Missy*

**trig**

hi, I have a placement test coming up tomorrow, and I'm pretty confident about all the stuff that's going to be there except trigonometry. I took trig two years back and I understood it very well. But now it's been so long and I can't even remember the basics. Is there any ...

*June 1, 2010 by y912f*

**Math trig**

Hello guys. I am just wondering if tan^2 A (tan squared A) = sin^2 A /cos^2A And 2tan A = 2sin A / 2cos A This has been bothering me when I have to simplify trig. Thanks in advance.

*June 1, 2016 by Jack*

**trig**

Find the exact values of the other trig functions of theta given sec theta=7 and sin theta is less than 0.

*May 8, 2011 by Nick*

**Trig identity.**

I need help with verifying these trig identities: 1) sin4x = 4sinxcos - 8sin^3 x cos x 2) cos3x = cos^3 x - 3sin^2 x cos x

*March 15, 2016 by Jane*

**trig**

Prove the following trig identity: 1 + sinx = sinx(1+cscx)

*November 4, 2009 by Anonymous*

**trig**

how do i find six trig functions for cos(pi over 2-x)=3/5, cos x=4/5?

*October 19, 2010 by Anonymous*

**Trig**

HELP!!!! I don't know how to do the trig identity with this problem csc^4 x-cot^4x= Csx^2 x + cot^2x

*March 8, 2012 by Quetzally*

**trig**

how to graph thr trig function f(x)3x-180)+2 and the parent function?

*January 7, 2013 by kim*

**Algebra II/Trig**

Simplify: 1/5(-5a^2b^3)^2(abc)^4 How do you simplify this. How does the "-5" play a role in this? how would you get 1/5 of "-5"

*July 31, 2008 by Davmat*

**11th grade Algebra 2/ Trig**

The expression log 10^(x+2)- log 10^x is equivalent to???

*May 20, 2009 by Anonymous*

**algebra trig honors**

x squared minus four thirds x plus four over nine

*September 8, 2010 by jasmine lopez*

**Trig-Algebra help asap**

A rhombus has sides of 5 cm and one diagonal is 6 cm long. Find the area of the rhombus.

*March 12, 2012 by Missy*

**Trig-Algebra help asap**

A regular octagon is inscribed in a circle with a radius of 5 cm. Find the area of the octagon.

*March 12, 2012 by Missy*

**Algebra-Trig help asap**

A rhombus has sides of 5 cm each and one diagonal is 6 cm long. Find the area of the rhombus.

*March 13, 2012 by Missy*

**Algebra & Trig**

at a throwing speed pf 12.2 meters per seconds,what is the angle that produce a distance of 13 meters

*July 4, 2012 by Hanna*

**graphing trig functions**

for graphing basic trig functions such as y=2sinx or y=1/3cosx, how do you know what the points are to graph with out using a calculator?

*May 18, 2012 by bkue*