Number of results: 79

**trig**

graphs of trignometry

*November 20, 2010 by zainab*

**trignometry**

y = sin 8x + 3 period ?

*July 1, 2011 by Anonymous*

**trignometry**

how to find derivative of (2+cotx)/(7-tanx)

*October 28, 2011 by Xie*

**math**

how to find points of continuity in trignometry

*January 18, 2012 by saphire*

**trignometry**

tanx=1/1,tany=1/3 then cos2x=sin2y

*December 28, 2012 by gopi*

**trignometry**

2 sinsqarepi/6=cosecsqare7pi/6 cossqare pie/3=3/2

*May 21, 2014 by aka*

**maths**

2sinsqaredpi/6+cosecsqared7pi/6cossqaredpi/3=3/2 in trignometry

*May 21, 2014 by aka*

**trignometry**

prove: sin(a+b)/cosacosb=tana+tanb

*March 9, 2010 by Sarah Fuller*

**trignometry**

if 12 cot^3 A - 31cosecA+32=0 thend find SinA ?

*March 31, 2010 by pramod*

**trignometry**

Prove That 2sin^pi/6 + cosec^7pi/6cos^pi/3 = 3/2

*June 15, 2011 by Anonymous*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 13, 2013 by anoynomous*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 13, 2013 by anoynomous*

**maths-trignometry**

The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is

*March 14, 2013 by anoynomous*

**Trignometry**

Find the missing parts of the triangle. C = 124.2° a = 6.90 km b = 11.60 km

*June 30, 2013 by jolly*

**Pre-Calculus/Trignometry**

am i right? for f(x)=2x+1 and g(x)=x^2-7 find (fog)(x. 2x^2-13 <--

*September 29, 2014 by Anonymous*

**trignometry**

Solve sin(2è) < cos(è). Give an exact answer.

*April 19, 2009 by m*

**trignometry**

tanx+cotx=5 than find the value of tan^2x+cot^2x

*March 30, 2016 by kamna*

**mathematics trignometry**

if tanA=ntanX sinA=msinX then prove that cos^2A=(m^2-1)/(n^2-1)

*March 20, 2011 by Anonymous*

**maths-TRIGNOMETRY**

show that: 2^5 cos^2a sin^4a=cos6a-2cos4a- cos2a + 2

*February 21, 2013 by Anonymous*

**Pre-Calculus/Trignometry**

Give an example of a function whose domain is [2,infinity).

*September 29, 2014 by Anonymous*

**trignometry**

give answer in radians for the following equation: sin(x)+2sin(x)cos(x)=0

*October 24, 2015 by jojo*

**algebra2/trignometry**

in right triangle PQR,Q=90DEGREE,PQ=4 AND PR=7 WHAT IS ANGLE R TO THE NEARST TENTH OF A DEGREE

*April 27, 2011 by mathew*

**trignometry**

how to find the value of any standard angle ??? for example sin 60*??? without using table

*December 6, 2012 by suraj*

**maths-trignometry**

without using calculator, find the Value of following is cosec(-38888)

*June 21, 2013 by anoynomous*

**trignometry**

,linytron reduce amount of gas tons chase direct deposit. Deactivate ac.done

*September 27, 2013 by Nasanasa*

**trignometry**

,linytron reduce amount of gas tons chase direct deposit. Deactivate ac.done

*September 27, 2013 by Nasanasa*

**Trignometry**

How can I find the exact value of 4cos(7ð/4)-2sin(ð/3) without using a calculator (show work)?

*January 31, 2012 by Anonymous*

**maths-trignometry(urgent)**

without using calculator, find the Value of following is cosec(-38888)

*June 21, 2013 by anoynomous*

**Trignometry**

ABCD is a square where M and N are midpoints of AD and CD, respectively. If sin∠MBN=a/b, where a and b are coprime positive integers, what is the value of a+b?

*March 18, 2013 by Stranger*

**Pre-calculus/Trignometry**

Which of the following is a correct equation for the line passing through the point (-1,4) and having slope m = -3? A. y-4=-3(x+1) B. y=-3x+1 C. 3x+y=1 D. y=-1/4x-3

*September 23, 2014 by Anonymous*

**Trignometry**

Please Help!!! Given: A= 10km S30degreesW and B= 15km S40degreesW Find the resulting vector (magnitude and direction) of the combined vectors

*December 7, 2016 by Alex*

**algebra/trignometry**

Verify that each trigonometric equation is an identity tan^2+1/sec Î± =sec Î±

*July 13, 2011 by maria*

**algebra/trignometry**

if angle x is 30 degrees and side yz is 10ft, how long is side xy?

*June 29, 2011 by maria*

**basic maths trignometry**

prove that secx - tanx = 1 -tan x/2 /1 + tan x/2

*July 28, 2016 by kabir*

**11th grade Maths**

Can someone help me understand what that even function & odd function is, in trignometry

*August 8, 2010 by Aishwarya*

**mathematics trignometry**

if sina, cosa, tana are in geometric progression then prove that cot^6a-cot^2a=1

*March 20, 2011 by Anonymous*

**Trignometry**

Write the complex number in the form a=bi √(3)(cos π/3 + isin π/3)

*July 2, 2013 by yes*

**Calculus(Pre)**

What is linear speed and angular speed (In Trignometry)

*November 17, 2011 by Professor Calculus*

**Trignometry**

solve the triangle. B=77.0deg b=13.95 a=20.6 I got A=38.5deg C=64.5deg c=34.55

*July 2, 2013 by yes*

**trignometry**

Tan4x=4tanx(1-tan^x)/1-6tan^x+tan^^x ,prove

*April 25, 2014 by Anonymous*

**trignometry**

___1____ __ ___1_____ = -2tan(x)sec(x) 1-cosecx 1+cosecx

*February 20, 2015 by sunny chauhan*

**trignometry**

Give a list of solutions, in the interval [0, 360°), in degrees, of the equation 2cos^24θ + 5 cos 4θ = 3.

*October 24, 2015 by jojo*

**trignometry**

1. if sin 2A = Psin2B, prove that tan(A+B)/tan(A-B)=P+1/P-1.

*June 13, 2011 by seema*

**trignometry**

show that cos2x=1-tan^ 2 x /1+tan^2x=2cos^2x-1

*October 6, 2012 by help me out it's urgent*

**trignometry**

At 350 feet from the base of a cliff, a surveyor sights the top of it at an angle of 300 301. Find the cliff from horizontal.

*October 13, 2015 by jessie*

**trignometry**

Some equations cannot be solved by symbolic manipulations. Use a graph to find all solutions of the equation sin 8x = 2x - 1. Show the details in a sketch of the graph.

*October 24, 2015 by jojo*

**trignometry**

In the right triangle shown below, the length of AB is 8 units, ¡ÏA measures 60¡ã, sin 60¡ã ¡Ö 0.866, cos 60¡ã ¡Ö 0.5, and tan 60¡ã ¡Ö 1.73. Approximately how many units long is BC , to the nearest hundredth of a unit? A. 4.00

*April 24, 2013 by gt*

**trignometry**

In the right triangle shown below, the length of AB is 8 units, ¡ÏA measures 60¡ã, sin 60¡ã ¡Ö 0.866, cos 60¡ã ¡Ö 0.5, and tan 60¡ã ¡Ö 1.73. Approximately how many units long is BC , to the nearest hundredth of a unit? A. 4.00

*April 24, 2013 by gt*

**trignometry**

prove that the area of any triangle XYZ is y^2*sin(x)*sin(z)/2*sin(y)

*September 25, 2014 by Sara*

**trignometry**

prove that the area of any triangle XYZ is y^2*sin(x)*sin(z)/2*sin(y)

*September 25, 2014 by Sara*

**Trignometry**

If two angles are supplementary, then their sines are equal. Explain why. What about the cosines of supplementary angles? If you are not sure, calculate some examples.

*April 12, 2010 by sarah*

**Trignometry**

Suppose the ends of the cylindrical storage tank in the figure arc circles of radius 3 ft and the cylinder is 20 ft long. Determine the volume of the oil in the tank to the nearest cubic foot if the rod shows a depth of 2 ft.

*March 29, 2013 by CiCi*

**Pre-calc/Trignometry**

Two boats leave at an angle of 25 pie/36 radians, one has a speed of 100km/hr and the second has a speed of 65 km/hr. How far apart are they after two hours?

*December 2, 2014 by Ben*

**Trignometry**

Given Triangle ABC: I think there are suppose to be right triangles... 1) If <A = 30º, and c = 20, find a, b, and <B 2) If a = 10 and b = 14, find c, <A, and <B 3) If a = 6 and <B = 53º, find b, c, and <A 4) If c = 13 and b = 12, find a, <A, and <B 5...

*September 11, 2010 by Anonymous*

**Trignometry**

Solve the equation. Express your answer in trigonometric form. x^5-11=0 I know the answer is: 11^1/5(cos α + i sin α) for α = 0°, 72°, 144°, 216°, 288°. But I don't know where to even start working on this problem.

*July 1, 2013 by hello*

**maths-trignometry**

Prove that tan-1 (1/7) + tan-1 (1/13) = tan-1(2/9)

*March 16, 2013 by anoynomous*

**Trignometry**

Can you please help me prove that ((1-cosx)/(1+cosx))=(cscx-cotx)^2? I can only do work on one side to prove that its end result is equal to the other side.

*December 16, 2013 by Potterhead*

**Trignometry**

Let m and M be the minimum and maximum values of the domain of f(x)=sin^−1(x2−35), respectively. What is the value of M−m? sin^-1 is sin inverse

*March 18, 2013 by Stranger*

**Trignometry**

A car is moving at a rate of 55 mph and the diameter of its wheels is 2 feet. A) Find the number of revolutions per minute the wheels are rotating. B) Find the angular speed of the wheels in radians per minutes.

*February 12, 2013 by David*

**Trignometry**

An isosceles triangle has two sides of length w that make a 2á-degree angle. Write down two different formulas for the area of this triangle, in terms of w and á (Greek “alpha”). By equating the formulas, discover a relation involving sin 2á, siná, and cosá.

*April 12, 2010 by Lydia*

**Trignometry**

1) If <A = 30º, and c = 20, find a, b, and <B 2) If a = 10 and b = 14, find c, <A, and <B 3) If a = 6 and <B = 53º, find b, c, and <A 4) If c = 13 and b = 12, find a, <A, and <B 5) If <A = 20º and b = 10, find <B, a and c 6) If c = 30 and <A...

*September 11, 2010 by Anonymous*

**Math, trignometry,Algebra**

The curve y=sin(x)+pi/2 will experience which transformation from the function y=sin(x) 1)A shift pi/2units right 2)none of the above 3)A shift pi/2 united down 4)A shift pi/2 units up 5)A shift pi/2 units left

*January 28, 2015 by jazzy*

**trignometry(maths)**

if 3tan tita=4,show that( 4cos tita-sin tita/2cos tita+sin tita)=4/5

*May 30, 2015 by Anonymous*

**Trignometry**

The angles in triangle ABC satisfy 6sin∠A=3√(3)sin∠B=2√(2)sin∠C. If sin^2∠A=a/b, where a and b are coprime positive integers, what is the value of a+b?

*March 18, 2013 by Stranger*

**Trignometry**

Let θ be the angle between the x-axis and the line connecting the origin O(0,0) and the point P(−3,−4), where 180∘<θ<270∘. Given that sinθ+cosθ+tanθ=−a/b, where a and b are coprime positive integers. What is the ...

*March 16, 2013 by Trigno with cordinates*

**Math trignometry**

how can you condense these cos^3x* cos2x^2 cos^3x+ cos2x^2 cos^3x- cos2x^2 Thanks a lot :)

*January 23, 2011 by Sabrina*

**trignometry**

use degree measure for your answers. use a calculator and round the results to one decimal place for (c) and (d) (a) in triangle ABC, sin B = square root of 2 all over 2. What are the possible values for angle B? my thought: since sin is positive in the first and second ...

*November 28, 2006 by tracy*

**Trignometry**

If sin theta = 3 sin (theta+2alpha) then value of tan (theta+alpha)+2alpha is what ?

*May 31, 2016 by Swati*

**Trignometry questions EASY HELP**

1. Which is a solution to the equation below? sin2xsecx=1 2. What is the exact value of cos15 degrees? 3. Which expression is equivalent to the expression below? cos^2 xsin^2? 4. What is the exact value of cos2theta? one side is 8 and the other is 15 5. The angle x lies in ...

*June 29, 2011 by kalakalikalakali*

**trignometry**

if alpha and beta are 2 different values of θ lying between 0 and 2π which satisfy the equation 6cosθ+8 sinθ=9 find the value of sin alpha + beta.i want the answer by quadratic method. can u help solving sum by that method

*June 11, 2011 by usha*

**maths trignometry**

Prove that. √seca+2sina/seca-2sina=Sina+cosa/sina-cosa

*September 19, 2016 by Aditya*

**mathematics trignometry**

prove that the following are identity 1. (cotA+cosecA-1)/(cotA-cosecA+1)=cosecA+cotA 2. (sinA-cosA+1)/(sinA+cosA-1)= 1/(secA-tanA)

*March 20, 2011 by Anonymous*

**D J HIGH SCHOOL SOST GOJAL PAKISTANmaths trignometry**

from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees .find the distance between the two boats if the point of observation is 4000 feet high.

*December 10, 2014 by tasleem asghar*

**Pre-Calculus(Trignometry)**

There are 3 airports, A , E and G. G is 200km from A.E is 160 km from A From G the bearing of A is 052 degrees. From A the bearing of E is 216 degrees. What's the distance between A and G? 360- 216 = 144 144-52 = 128 144-128 = 16 a^2 = b^2+c^2-(2*b*c)*cos(A) a^2 = 160^2 + 200^...

*March 10, 2015 by Lucina*

**Math Trignometry**

. From the top of the 800-foot-tall Cartalk Tower, Tom sees a plane; the angle of elevation is 67°. At the same instant, Ray, who is on the ground 1 mile from the building, notes that his angle of elevation to the plane is 81° and that his angle of elevation to the top of ...

*May 19, 2016 by Mandy*

**Trignometry pls help**

1. The radius of the circumscribed circle of the triangle ABC is 15 cm. Given that B is a 49-degree angle, find the length of side AC. 2. The radius of the circumscribed circle of the triangle ABC is r cm. Given that B is a â-degree angle, find the length of side AC, in terms...

*April 11, 2010 by Sally K*

**Trignometry**

A calculator is broken so that the only keys that still work are the \sin, \cos, \tan, \cot, \sin^{-1}, \cos^{-1}, and \tan^{-1} buttons. The display initially shows 0. In this problem, we will prove that given any positive rational number q, show that pressing some finite ...

*May 4, 2014 by Sonia*

**Science / Geography**

Losing Your Bearings 1. Begin journey at 40 degrees N by 77 degrees W. 2. Travel 4200 miles with a compass bearing of 130 degrees. 3. Travel 2800 miles with a compass bearing of 180 degrees. 4. Travel 5250 miles with a compass bearing of 90 degrees. 5. Travel 1750 miles with a...

*October 7, 2006 by Suzanne*

**trigonometric functions**

im compeletely lost with the trigonometric functions...can anyone explain clearly to me? Are you lost on the definitions?...where is the problem. You need to be able to draw and label all the parts of a triangle, the hypotenuse and legs. Then be able to define sine, cosine, ...

*September 14, 2006 by Katrina*

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