622 Answered Questions for the topic Trig

04/12/21

I need help with maths. How do i insert that image? Its trigonometry.

Help. I need help with maths. How do i insert that image? Its trigonometry.
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04/10/21

Trig functions Math
A ladder 16 ft long rests against a vertical wall. Let 𝜃 be the angle between the top of the ladder and the wall and let x be the distance from the bottom of the ladder to the wall. If the bottom... more
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04/08/21

If a=5, b=8, and c=10, then cos(A) = ( ? )
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04/07/21

Use identities to rewrite cosx+sinxtanx in terms of sin x and cos x. Then simplify so that no quotients appear.
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04/07/21

Use identities to rewrite (sec2 x−1)(cot x)/ tan x sin x+cos x in terms of sin x and cos x. Then simplify so that no quotients appear.
I don't understand how to figure out which identity to use
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03/31/21

I have several questions for trigonometry. Check description for the questions.
tan(a-b); sina=8/17 for a in quadrant 2 and cosb=-9/41 for b in quadrant 3.sin(a-b), sina=11/12 for a in quadrant 2 and cosb=15/17 for b in quadrant 4.
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03/31/21

Write the expression as a product of two trig functions and simplify
sin(12deg)+sin(15deg)an example answer would look like 2sin(5/2)cos(-3/2)
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03/31/21

Rewrite the expression and simplify using product to sum identities
cos(4pi/15)⋅cos(2pi/5)an example answer would look like 1/2cos(-3pi/5)-1/2cos(3pi/4)
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03/30/21

sin(theta)-sin(5theta)/cos(theta)+cos(5theta) = -tan(2theta)
Verify the Identity show work
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03/27/21

I need help on these two trigonometry questions
Use the given information to find the values of the other five trig functionsTan theta = -8/15, pi < theta < 2piSin thetaCis thetaSec theta Csc theta Cot thetaCsc theta=4 , pi/2 < theta... more
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03/24/21

Write −6sin(8t)+3cos(8t) in the form Asin(Bt+ϕ)

write -6sin(8t)+3cos(8t) into the form Asin(Bt+phi)
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03/22/21

help me pleaseeee
what is the verticle asymptotes of the graph y=tan(x)
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03/21/21

Use the vectors u = <2,2>, v = <-4,3>, and w = <1,-4> to find the indicated quantity.
(u · 2v)w(u · 2v)w = ________State whether the result is a vector or a scalar.The result is a: A. VectorB. Scalar
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03/21/21

Graph the vectors.
u = 2i - 4jv = 9i + 3jTop Left: A, Top Right: B, Bottom Left: C, Bottom Right: D Find the degree measure of the angle 𝜃 between the vectors. (Round your answer to two decimal places.)𝜃 =... more
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03/21/21

Find two vectors in opposite directions that are orthogonal to the vector u. (There are many correct answers.)
u = <-1,1>terminal point in Quadrant I v = terminal point in Quadrant IIIv =
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03/21/21

Find the value of k so that the vectors u and v are orthogonal.
u = 30i + 6jv = 5i - kjk = ______
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03/18/21

if sec (2x) = 3, then [ ? ] =1/3
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03/18/21

use pythagorean identity and factor
2 tan 2 (t) - 3 sec (t) = 0
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03/18/21

factor 8sin^2 (x) + 6sin(x) + 1 =0

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03/16/21

determine the type of conic
r=2/1-2sin(theta)any help would be wonderful thx
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03/16/21

determine the type of conic
8x^2+12xy+17y^2=20 any help would be wonderful (:
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03/16/21

Write the point (3,pi/6) with the following conditions

A. r<0, theta>0B. r>0, theta<0C. r>0, theta>0
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03/10/21

if sin θ = 0, then tan θ= ( ? )
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03/10/21

then a= (?) Then b= (?)
A Ferris wheel is 80 meters in diameter and boarded from a platform that is 2 meters above the ground. The wheel completes one full revolution in 20 minutes. The function h(t) is h(t)=a... more
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03/10/21

please helppppp
A Ferris wheel is 80 meters in diameter and boarded from a platform that is 2 meters above the ground. The wheel completes one full revolution in 20 minutes. Then its linear velocity is (     )... more
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