Thursday

April 24, 2014

April 24, 2014

Number of results: 52,653

**Solving trig functions! urgent please help!**

1.2sinxtanx + tanx-2sinx-1=0 2.6tan^2x-4sin^2x=1 Both functions is for 0<x<2pi thank you!
*Tuesday, December 20, 2011 at 11:57pm by Sally*

**trig**

Solving Trig Functions: How Do You Solve For Sin 7.5 Using Half-Angle and Double-Angle Identities?
*Wednesday, September 22, 2010 at 10:23pm by Spy[c]*

**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**

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**

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*

**Algebra 1 Explanation (Anyone, please!)**

Please, can anyone explain the concept of graphing quadratic functions to me? For example, how must I graph gradratic functions such as y = x^2 - 2x - 3? If anyone could also include step-by-step solving methods, I would truly appreciate it.
*Tuesday, April 15, 2014 at 10:12am by Victoria*

**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?
*Friday, May 18, 2012 at 12:31am by bkue*

**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
*Saturday, December 17, 2011 at 7:43pm by Don*

**urgent urgent algebra**

find the composite function fog f(X) = 1/X-5,g(x)-6/x question 2 find inverse, domain range and asymatotes of each function f(x)=3+e^4-x can some one help me please been stuck on these for 2 days need help solving thank you
*Tuesday, March 19, 2013 at 11:44pm by zachary*

**Math- Urgent**

Solving Equations -7+b/15=-6 What does b equal? Please show all work.
*Monday, August 12, 2013 at 8:49pm by j*

**Math- Urgent**

Solving Equations 3=r/16+4 What does r equal? Please show all work.
*Monday, August 12, 2013 at 8:59pm by j*

**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*

**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**

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**

The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equation of motion s= 2 sin pi t + 3 cos pi t, where t is measured in seconds. (a) Find the average velocity during each time period: (i)[1,2] (ii) [1,1.1] (iii) [1, 1....
*Tuesday, September 23, 2008 at 8:40pm by Sarah*

**trig**

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

**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**

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**

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**

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

**Trig **

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

**MATH URGENT**

a. Solve a 9 = 20 b. Solve b 9 > 20 c. How is solving the equation in (a) similar to solving the inequality in (b)? d. How are the solutions different? I dont know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz help)
*Friday, January 18, 2013 at 5:42pm by Gabby*

**Physics**

he graph of the velocity of a mass attached to a horizontal spring on a horizontal frictionless surface as a function of time is shown below. The numerical value of V is 5.48 m/s, and the numerical value of t0 is 8.97 s. a) What is the amplitude of the motion in m? b) What is ...
*Tuesday, November 20, 2012 at 11:47pm by Jalopy*

**Trig**

Let f and g be two invertible functions such that f^-1(x)=5/x+4 and g(x)=4(x-2). Find f(g(5)). Show your steps please so I can see how to do it. Thank you! :)
*Friday, October 12, 2012 at 1:44am by Bailey*

**Trig**

Please explain inverse functions. i.e. find angle if Sin x = 2.3 divided by 8.15. Answer 16.30 degrees. How did they do that??? Tks
*Thursday, December 4, 2008 at 3:50pm by John*

**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!
*Tuesday, January 5, 2010 at 4:09pm by Jennifer*

**trig**

Given that sin x = - 2/2 and that cos x is negative, find the other functions of x and the value of x. can you explain how this problem can be solved please.
*Sunday, January 30, 2011 at 12:49am by Anonymous*

**Trig**

Find values of all six trig functions if sin(theta)= 4/5 and theta is in the second quadrant.
*Tuesday, August 23, 2011 at 2:47pm by Lucy*

**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.
*Saturday, May 14, 2011 at 11:40am by shawn*

**trig**

find the exact values of the six trig functions of theta equals six pi divided by 8
*Monday, October 17, 2011 at 9:01pm by don*

**Trig**

URGENT, Please answer this question: give the value of: Tan(Arctan x+1/x-1+Arctan x-1/x)
*Saturday, June 11, 2011 at 10:21am by Mike*

**Trig Help (URGENT)**

Solve over the indicated interval: 2sin^2x=sqrt2sinx , [-180,180) don't how to get x by itself please help and thank you
*Wednesday, February 22, 2012 at 10:25pm by Anonymous*

**algebra/trig**

1.Find the domain f(x)=(x^(2)-9) 2. Find all six trig functions for (-3,4)
*Wednesday, June 8, 2011 at 11:27pm by Mike*

**Advance Functions**

Solve: 12+4|6x−1|<4 5−6|x+7|less than or equal to 17 ...can you please explain to me.. i know that it's like solving algebraically but one of them has no solution..
*Saturday, February 16, 2013 at 5:23pm by jc*

**trig**

Find the exact values of the other trig functions of theta given sec theta=7 and sin theta is less than 0.
*Sunday, May 8, 2011 at 12:35am by Nick*

**trig**

how do i find six trig functions for cos(pi over 2-x)=3/5, cos x=4/5?
*Tuesday, October 19, 2010 at 11:28pm by Anonymous*

**Math Trig**

Find the values of the six trigonometric functions of an angle in standard position if the point with coordinates (12, 5) lies on its terminal side? Please explain how!
*Tuesday, October 16, 2012 at 9:56am by Laytin*

**Math Trig**

Find the values of the six trigonometric functions of an angle in standard position if the point with coordinates (12, 5) lies on its terminal side? Please explain how!
*Tuesday, October 16, 2012 at 9:56am by Laytin*

**spanish!!...urgent!...please help**

how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(
*Thursday, December 6, 2007 at 6:58pm by maggie*

**GR.10 CIVICS!!!!!URGENT**

CAN SOMOENE PLEASE GIVE ME A LINK TO A PICTURE THAT HAS TO DO WITH OR IS RELATED TO ABORIGINALS GAINING THE RIGHT TO VOTE IN CANADA(1960).PLEASE! ITS URGENT.THANKS
*Saturday, May 30, 2009 at 6:56pm by LALA*

**CALCULUS! PLEASE HELP URGENT!**

Which of the following functions have a derivative at x=0? I. y= absolute value(x^3-3x^2) II y= square root(x^2+.01)- absolute value (x-1) III y= e^x/cosx
*Thursday, October 8, 2009 at 5:54pm by Mark*

**Statistics**

If Y1 is a continuous random variable with a uniform distribution of (0,1) And Y2 is a continuous random variable with a uniform distribution of (0,Y1) Find the joint distribution density function of the two variables. Obviously, we know the marginal density functions of each ...
*Sunday, November 15, 2009 at 10:28pm by Sean*

**Trigonometry Urgent!**

I am writing a paper on the 8 trigonometric identites but can't find any information on them. Please does anyone know of any websites that would have things like their history, development, applications in ancient times, origins, etc. Please help. Urgent!!!!
*Thursday, March 8, 2007 at 10:40pm by kate 316*

**Quadratic Functions**

I need help solving this equation: y=-2x^+3 And you do need to graph this equation so can someone please help me?
*Monday, April 7, 2008 at 8:10pm by Megan*

**math(please help urgent)**

1) Find the values (if possible) of the six trigonometric functions of o if the terminal side of o lies on the given line in the specified quadrant. y=1/3x 2)Evaluate (if possible)the sine, cosine, and tangent of the angles without a calculator. (a) 10pie/3 (b) 17pie/3
*Friday, January 15, 2010 at 3:50pm by Hannah*

**trig**

find each value by referring to the graphs of the trig functions. 1. sec 4 pi...i got 0 Find the values for theta for which each equation is true. csc (theta)=1 i got pi over 2 +2 pi n
*Sunday, October 26, 2008 at 9:27pm by gaby*

**Trig**

Help with solving radical fractions.
*Tuesday, September 15, 2009 at 8:05pm by Anonymous*

**trig**

solving radical equations... help! 5+n+1= n+4
*Wednesday, December 8, 2010 at 6:35pm by bob*

**Calculus**

We're learning about different kinds of functions and I don't really understand the difference between rational and algebraic functions. I know that rational functions are functions that are a ratio of two polynomials, and algebraic functions are any functions that can be made...
*Thursday, September 13, 2007 at 11:09am by Kelly*

**Math urgent**

explain how to compute the xy term of the product (3x-4y)^2? if possible with solution please.... its urgent
*Sunday, September 7, 2008 at 5:01pm by Ayushma*

**Venn Diagram (URGENT)**

What are 6 similarities between Canada and Haiti? 1. French Influence 2. 3. 4. 5. 6. Please someone help, this is urgent. thank you.
*Thursday, April 30, 2009 at 12:56am by John*

**MATHS! URGENT!**

describe how each sequence is generated and write down the next two terms: a) 40 41 43 46 50 55 b)90 89 87 84 80 75 c)1 3 7 13 21 31 d) 2 6 12 20 30 42 PLEASE HELP its urgent!
*Wednesday, September 29, 2010 at 10:20am by Ami*

**Trigonometry Paper Urgent!!!**

I am writing a paper on the 8 trigonometric identites but can't find any information on them. Please does anyone know of any websites that would have things like their history, development, applications in ancient times, origins, etc. Please help. Urgent!!!!
*Friday, March 9, 2007 at 12:03pm by kate 316*

**science-urgent**

What are differences between Continental Drifts and Plate Tectonics? I need at last 4 for each. Please help its urgent!!!!! Thanks a bunch! Ellie
*Monday, November 24, 2008 at 8:58am by Ellie*

**Pre-Algebra[URGENT]**

Need help on solving this one as well- A local telephone company charges $9.75 per month for basic service and $0.20 for each call made. You are allowed to spend more than $17.00 but less than $21.50 a month. What are the most calls you can make and remain within your budget? ...
*Tuesday, May 26, 2009 at 11:05am by mysterychicken*

**Math C30**

Solving Equations Containing Circular Functions : Solve 2cos sq x =1
*Tuesday, November 1, 2011 at 10:00pm by don*

**Math C30**

Solving Equations Containing Circular Functions ... Solve 2cos^2=1
*Wednesday, November 2, 2011 at 1:05am by don*

**Calculus**

Find the sum and difference functions f + g and f g for the functions given. f(x) = 2x + 6 and g(x) = 2x - 6 f(x) = x^2 - x and g(x) = -3x + 1 f(x) = 3x^3 - 4 and g(x) = -x^2 + 3 State the domain and range for the sum and difference functions in #3. Find the product and the ...
*Monday, September 2, 2013 at 4:08pm by Bee*

**Algebra (urgent!)**

Let P be (-3,7) and Q be (5,-12) Find the point T on line segment PQ such that PT/TQ = 1/3 How would I go about solving this problem? Thank you so much!
*Wednesday, January 14, 2009 at 3:54pm by Bella*

**GEOGRAPHY (URGENT!!!)**

I NEED HELP!!! this is urgent!!! Human-Environmental Interactions: how did the people in Khartoum modify the environment? how is the people in khartoum being influence by the physical landscape/environment? sorry my grammar sucks i have other questions but i really extremely ...
*Thursday, November 18, 2010 at 7:50pm by NEED HELP URGENT!!!*

**trig**

If cos(t)=(-7/8) where pi<t<(3pi/2), find the values of the following trig functions. cos(2t)=? sin(2t)=? cos(t/2)=? sin(t/2)=?
*Monday, May 30, 2011 at 8:33pm by Char*

**Calculus**

Math questions, please help me? :(? Find the composite functions f o g and g o f for the given functions. f(x) = 10^x and g(x) = log x State the domain and range for each: f(x) = 4x + 1 and g(x) = x^2 f(x) = sin x and g(x) = x^2 - x + 1 f(x) = 10^x and g(x) = log x If f = {(-2...
*Monday, September 2, 2013 at 4:08pm by Britt*

**math(Please please help!!!)**

Solving log functions 1) log x + log(x-6) = log 7
*Saturday, February 6, 2010 at 8:53am by Hannah*

**Math: Solving Trig Equation**

9tan (x) - 9 sec^2 (x)/ tan (x)
*Sunday, March 31, 2013 at 1:16am by Kristi*

**Math/Trig**

How would I evaluate these trig functions without using a calculator? U: sin(-13π/6) cot 11π/6 cot(-14π/4) sec 23π/6 Thanks in advance ^^; and if you'd tell me step by step on how to do problems like these I'd be grateful :D
*Monday, June 11, 2012 at 5:03am by Leah*

**trig**

find the remaining 5 trigometric functions of x cos x = 1/5, x in quadrant 1
*Wednesday, November 4, 2009 at 10:10pm by rica*

**trigonometry**

simplify sin7x-sin3x as a product of trig functions.
*Tuesday, April 19, 2011 at 8:16pm by casey*

**trig**

write sin4xcos2 as the sum or difference of two functions.
*Thursday, May 17, 2012 at 4:45pm by Calvin*

**Check my CALCULUS answers please! **

Any short explanation for things I got wrong would be great, too, if possible! Thanks in advanced! :) 8. Which of the following functions grows the fastest? ***b(t)=t^4-3t+9 f(t)=2^t-t^3 h(t)=5^t+t^5 c(t)=sqrt(t^2-5t) d(t)=(1.1)^t 9. Which of the following functions grows the ...
*Monday, October 7, 2013 at 12:08pm by Samantha*

**trig**

write the expression sin4xsin5x as a sum or difference of trigonometric functions
*Monday, April 14, 2008 at 11:58am by sam*

**Math (trigonometry)**

Find the value of each of the remaining trig functions. Csc=-4, <<3/2
*Monday, April 12, 2010 at 4:50pm by Anonymous*

**trig/functions**

what does y=2 sin (x-pi/ .5) -1 look like on a graph with the 3 phases of the function?
*Wednesday, January 19, 2011 at 10:50pm by alyssa*

**trig**

cos t=.7, tan t<0. find the values of the other 5 trigonometric functions.
*Sunday, November 27, 2011 at 1:42pm by Marni*

**trig, math**

Which of these functions has period 7? A)y= cot 7/pi x B)y= tan pi/7 x C)y= sin 7/pi x D)y= cos pi/7 x
*Monday, July 1, 2013 at 1:34pm by John*

**Functions**

consider the functions g(x)=(4-x^2)^0.5 and h(x)=(x^2)-5. find the composite functions hog(x) and goh(x), if they exist, and state the domain and range of the composite functions. ------------------------------ ok, i have figured out that hog(x)=-1-X^2, but in my answer ...
*Saturday, May 17, 2008 at 9:25am by Ann*

**advanced functions/precalculus**

1. The function f(x) = (2x + 3)^7 is the composition of two functions, g(x) and h(x). Find at least two different pairs of functions g(x) and h(x) such that f(x) = g(h(x)). 2. Give an example of two functions that satisfy the following conditions: - one has 2 zeros - one has ...
*Wednesday, January 15, 2014 at 2:33am by Diane*

**MATH PLEASE**

can a reference angle be negative? Tye "reference angle" in google and check out the mathwords site :) no I copied and pasted the mathwords page for you, unfortunatly the diagram that was with it cant, express itself in text so it didn't appear. For any given angle, its ...
*Wednesday, November 22, 2006 at 6:28am by Kamen*

**Domains of Functions**

I dont understand how to do this problem, can you please help me? Given the functions f and g, determine the domain of f+g. 4. f(x)= 2x/(x-3) g(x)=3/(x+6)
*Friday, September 14, 2007 at 9:43pm by Jules*

**Trig Identities**

Please help...I'm not understanding trig identities and how to manipulate and express these two problems in their associated functions. Thanks a)Express as a function of cos (theta) 2 sin^2(theta) - 1 b)Express as a function of sin (theta) or cos (theta) tan^2(theta) - 2 sec(...
*Tuesday, January 6, 2009 at 6:46am by Donovan*

**Math C30**

Last Question disregard .. ooops Solving Equations Containing Circular Functions .. Solve 2cos^2x=1
*Wednesday, November 2, 2011 at 1:07am by don*

**Math (URGENT)**

Use transformations and the zeros of the quadratic formula f(x)=(x+4)(x-2) to determine the zeroes of each of the following functions: a. y=3f(x) f. y=f(-1/2x) I have no idea how to start this. Any help appreciated. Thanks.
*Thursday, February 2, 2012 at 12:42pm by Kade*

**gr 12. advanced functions **

Trig identity Prove: cos2x tan(pie/4 - x) ------- = 1 + sin2x
*Saturday, November 21, 2009 at 10:40am by avm*

**Trig**

Use a cofunction to write an expression equal to csc(4/11). I need help solving this problem. Thank You
*Wednesday, May 11, 2011 at 4:53am by Rachal*

**trig **

1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we are having a hard time solving each trig problems 2nd- if sin theta=0.6 and 90 degree <theta < 180 degree, find the exact value of sin 2 theta. ...
*Sunday, May 8, 2011 at 5:16pm by minh *

**trig**

Rewrite cos4x as an equivalent expression that does not contain powers of trigonometric functions greater than 1.
*Wednesday, December 16, 2009 at 9:40pm by Steve*

**trig**

Rewrite 8 cos2 x as an equivalent expression that does not contain powers of trigonometric functions greater than 1
*Wednesday, December 16, 2009 at 9:46pm by Steve*

**math**

The terminal side of theta is in Quadrant III and lies on the line y = 2x. What are the 6 trig functions?
*Monday, April 12, 2010 at 4:15pm by Becky*

**trig**

angle a is acute and sin = u. find the other five trigonometric functions in the terms of u.
*Wednesday, May 4, 2011 at 8:21pm by sheena*

**math**

(-3/5, 2) is a point on the terminal side of theta, find the value of the six trig functions
*Monday, November 19, 2012 at 9:56pm by Amina*

**urgent alg 1**

add or subtract 2 2 (2t -8t)+ (8t + 9t) second question 3 2 3 (t +8t ) + (-3t ) please helpp its urgent i have the answer butt im not suree pleasee helpp
*Wednesday, February 9, 2011 at 11:46pm by kimberly*

**functions**

For each problem, construct two composite functions, . Evaluate each composite function for x=2 ok i have not dealt with composite functions can I please get some help with this as I have 20 questions to do can someone show me step by step on how to properly solve this ...
*Friday, October 18, 2013 at 5:17pm by Johnathan*

**Math Calculus**

Help! I really do not understand solving functions and derivatines with the Mean Value Theorum. Can anyone help explain it? (my textbook is not helping at all!)
*Monday, November 26, 2007 at 8:05pm by Fabian*

**Trig Proofs! **

I'm having trouble solving this proof. Can you help? cos^3+sin^3/cosx+sinx = 1-sinxcosx Thanks!:)
*Thursday, March 8, 2012 at 12:50am by Kels.*

**urgent urgent urgent**

what is the chemical make up of actin and myocin
*Friday, February 8, 2013 at 9:26pm by zachary*

**trig**

find the exact values of the six trig functions of the angle. -750 sin(-750)= cos(-750)= tan(-750)= csc(-750)= sec(-750)= cot(-750)= I've tried this question over and over again and i cannot get it right. i believe -750 is in the fourth quadrant but I'm not sure. can someone ...
*Tuesday, September 6, 2011 at 11:54pm by ALISON*

**trig**

find the 5 other thrig functions if cos(theta) = square root of 2/2 and cotangent is less than 0
*Wednesday, June 9, 2010 at 7:02pm by kelly*

**Pre-calculus**

find the trig functions of angle x if the terminal side of x passes through the point (-12, 5).
*Sunday, August 7, 2011 at 10:35pm by Lala Kennedy*

**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*

**cjs/210**

Will someone please help me find a website to answer the following questions? What are the various functions of a police agency? Compare how the functions of a police agency differ at the federal, state, and local levels. What would happen if the various functions and roles of...
*Sunday, July 8, 2012 at 10:24am by Picaboo*

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