# trignometry

81 results

**trig**

graphs of trignometry

**trignometry**

y = sin 8x + 3 period ?

**trignometry**

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

**math**

how to find points of continuity in trignometry

**trignometry**

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

**trignometry**

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

**maths**

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

**trignometry**

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

**trignometry**

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

**trignometry**

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

**maths-trignometry**

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

**maths-trignometry**

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

**maths-trignometry**

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

**Trignometry**

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

**Pre-Calculus/Trignometry**

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

**trignometry**

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

**trignometry**

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

**mathematics trignometry**

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

**maths-TRIGNOMETRY**

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

**Pre-Calculus/Trignometry**

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

**trignometry**

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

**algebra2/trignometry**

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

**trignometry**

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

**maths-trignometry**

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

**trignometry**

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

**trignometry**

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

**Trignometry**

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

**maths-trignometry(urgent)**

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

**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?

**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

**Trignometry**

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

**algebra/trignometry**

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

**algebra/trignometry**

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

**basic maths trignometry**

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

**11th grade Maths**

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

**mathematics trignometry**

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

**Trignometry**

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

**Calculus(Pre)**

What is linear speed and angular speed (In Trignometry)

**Trignometry**

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

**trignometry**

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

**trignometry**

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

**math trignometry**

Sin x\2,cos x\2 and tan x\2 for sin x=1\4. x in II quadrant.

**trignometry**

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

**trignometry**

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

**trignometry**

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

**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.

**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.

**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

**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

**trignometry**

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

**trignometry**

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

**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.

**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.

**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?

**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...

**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.

**maths-trignometry**

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

**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.

**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

**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.

**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.

**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...

**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

**trignometry(maths)**

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

**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?

**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 ...

**Math trignometry**

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

**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 ...

**Trignometry**

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

**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 ...

**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

**maths trignometry**

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

**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)

**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.

**Trignometry**

In Philadelphia the number of hours of daylight on day t (t is the number of days after january 1) is modeled by the function L(t)= 12+2.83sin((2*Pi)/365(t-800) a. Which day have about 10 hours of daylight? b. How many days of the year have more than 10 hours of day light? the...

**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^...

**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 ...

**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...

**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 ...

**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...

**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, ...

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