2. Find the cxoct values of Sin Zu and cos2u

Q: 2) Find the exact value of eac a) cos 135°

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Q: Solve the fellowing D.E 4 Sin 27 X = CoS 27X

A: Using variable separable method.

Q: 1. S sin? xcos4xdx

A: We can use reduction formula to solve the problem

Q: Which of the following is equivalent to | cos(4a)sin (4x) da ? cos udu · 1 sin udu, where u = 4x…

A: The answer is found in step-2.

Q: find sin A, cos A, and tan A.

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Q: Jo 17. cos² x sin? x dx

A:

Q: 2. Sa cos x² da

A: As per our guidelines we are supposed to answer only one question. Kindly repost other question as…

Q: If x = 4 sin 0, then J csc2ede = %3D

A: Here, ⇒x=4sinθ⇒sinθ=x4 By using Pythagoras theorem, We will have remaining side of the triangle…

Q: So sin' z cos²z dr csc? z

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Q: If it is known that sin a = and < a <n and cos ß = -- and <B < , find the exact %3D value of cos(a +…

A: cos2 α+sin2 α=1  Substitute sin α=13 in the above trigonometric identity: cos2 α+132=1 cos2…

Q: Verily the icentity. sin 6x + sin 4x = tan (5x) cos 6x + cos 4x Stort eida and

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Q: If 270° < 0 < 360° and cos 0 = , find sin V6 V6 6 V3 3 V3 3

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Q: If sin A lind cos 2A

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Q: sin 3t? limt-o 1-cos 2t

A: To evaluate: limt→0sin 3t21-cos 2t 00 form

Q: Find cos 6 given that sin(20) = 5/13 and 0<0 <

A: Use properties of right triangle to get value of thetha

Q: If tan ☺ =3, T e<3T Find the exact att valce AJ sin 6

A:

Q: 3. Find cos a if sin a

A: Given:sinx=910cosx=?Formula:cos2x=1-sin2x

Q: If u(t) = (sin(7t), cos(7t), t) and v(t) = (t, cos(7t), sin(7t)), use Formula 5 of this theorem to…

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Q: If sin A= 12/13 with A in Q2 find cos A/2

A:

Q: -4 Зл 12. Find the exact values of sin2u, cos2u, and tan2u when sin u , t <u < 5 2

A: Sin u = -45 , π &lt;u&lt;3π2To find exact values of Sin2u, cos2u, tan 2uπ&lt; u&lt; 3π2  ; ut π,…

Q: O Find the anfidanialtiner Sfaw da for fla)= 18 Cos (6x) 16- Sin? (6x) © fa) = ¿* (, +x) 9 + xe

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Q: 4. Use the diagram below to complete the table. y B 4 Coordinates of B sin 4 cos 4 3n tan 4

A: We have to find coordinates

Q: 2) y= e** (c, cosk + C2 sinx)

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Q: If sin a and cos a3D 13 12 what is the value of sec. 13 %3D O 13/2 O 13/2 17 O 17/2 26 O 7/2 26

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Q: if g and B ane actute and Cos 28 Cay1) shor that n-1 tang- ntl tan B.

A:

Q: If cos A= 21/3 and A is between 90° and 180°, find   sin A/2

A: Given : If cos A= 21/3 and A is between 90° and 180°,    Since, 90° &lt; A &lt; 180°…

Q: 4. Suppose that cos(A) = m , and A is in quadrant I. Then determine sin in terms of m. sin

A: Using half angle formula of trigonometry.

Q: If sin A 315 3π 2 where π < A< then cos 2A =

A:

Q: The period of y = 3 cos 5x is 2 TI 2 T1/5 2 π/3

A:

Q: 5 1. If sec a with a in quadrant Il and cos B = with B in quadrant IV evaluate: 3 a) sin(a- B) b)…

A: If sec α=-52 with α in quadrant II and cos β=13 with β in quadrant IV, then to evaluate the…

Q: If 0° < 0 < 90° and sin 0 , find cos 20. %3D 25

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Q: Given that sin(x) = 11/61, and 0<x <<x< pi/2 %3D Find cos(2x).

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Q: 3. )Find t cos 20atdt =?

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Q: If Sin A=5/13 with A in QII, then find sec A/2

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Q: 0° < 0 < 90° and sin0= 7/25, find cos 0/2.

A: Given query is to find indicated angle. Given sin θ=725, 0&lt;θ&lt;90 Use the following identities:…

Q: use the given Conditions to find the exact valyes. Of sin(2u) coszu) +tanc2w usingthe double ngle…

A: I am going to solve the given problem by using some simple trigonometry to get the required result.

Q: l side of θ lies along the lin

A: we have to find sin θ and cos θ if the terminal side of θ lies along the line y = 4x in QI

Q: 4 5. "sin? 4y cos? 2y dy

A: Substitute y=u2,dy=du2. ∫0π4sin24ycos22ydy=∫0π212sin22ucos2udu…

Q: Se sin 4m Cos 4mdm (3)

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Q: Show that 7 sin? xdx L? cos? ædr I|

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Q: If sin y° =  9/c and tan y° = 9/d, what is the value of cos y°?

A: We know that, tan y°=sin y°/cos y°, So, cos y°=sin y°/tan y°.

Q: D. If 180° <0 < 270° and cos 0=-, find cos 15

A: We have been given the range for the angle from 180 degrees to 270 degrees.

Q: 1-Show that a + B a sina – sinß = 2cos(,")sin(,"P) 2

A:

Q: the value of (yn)o If y= Sin (msin , find

A: Given that We need to find the value of

Q: Find (a) sin 2' (b) cos , and (c) tan 2 - 2 13 csc 0 = and 90° <0 < 180° %3D 12

A: cscθ=1312 and 90°&lt;θ&lt;180°find,a) sinθ2b) cosθ2c) tanθ2

Q: Given P(A) = (4, -3), what is the value of of cos %3D A?

A: Given that P(A)= (4,-3), Our Aim is to find the value of cos (A) = ?

Q: Tt/2 2 sin(2x) dx 4– cos(2x)

A: The solution is:

Q: If sin A = − sqrt65/65 with 180° ≤ A ≤ 270°,  find cos 2A and cos A/2.

A: