If sin 0 O a) cannot be determined Ob) / 09-1 Od) -42 4√2 O e) 4√2 9 -- and is in quadrant IV, find tan (20). Of) 4√2 7

Q: find the indicated power. Write the answer in standard form 1)  [2(cos30° + i sin 30°)]8 9) (1 -…

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Q: 20 Suppose that sec(0) = = and tan(4) = -. If sin(0) 0: %3D a) Find sın(0 + p): b) Find tan(0 + ¢):…

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Q: Rewrite the expression as a sum or difference a) sin52.5° sin97.5° b)prove the identity…

A: Hey, since there are multiple questions posted, we will answer the first question. If you want any…

Q: Find cose if sine: -0.5, T ≤ 0 ≤ 3rt 2

A: As per our guidelines we only solve one question and rest of the question will be reposted.

Q: Solve for the angle 0, where OsO<2t ( choose two points only) 3 sin? 0 = 4

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Q: If sin = O a) 1/ Ob) _42 4√2 Oc) 4√2 Od) - O e) _4V/2 9 - 4√2 and is in quadrant IV, find sin (20).…

A: Given: The given equation is sinθ=-13, where θ is in fourth quadrant. To find: The main aim is to…

Q: a) 6(sin15degrees)(cos15degrees) b) sin(7pi/12)sin(13pi/12)-cos(7pi/12)cos(13pi/12) evaluate each…

A: Part a,          6sin15°cos15°We know that,         The double angle trigonometric formula is given…

Q: Cos R = -0.67. Determine <R. a) 50 degrees b) 130 degrees c) 120 degrees d) 132 degrees

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Q: 10) cos sec-¹ 2√√3 3

A: According to bartleby guidelines we supposed to do the first one of multiple questionskindly repost…

Q: A linear trigonometric equation involving tan(x) has one solution of (3?)/4. Which other possible…

A: tan x have a solution at 3π/ 4 then

Q: Use the factor formula to prove that sin 5° + cos 35° = sin 65°.

A: Explanation of the answer is as follows

Q: Find the exact value of the product sin 52.5° sin 7.5°. Which of the following is the exact value…

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Q: 11) cos x csc X tan x - 1 11) 12) cos2x - sin2x = 1 - 2 sin²x 12)

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Q: 85. Evaluate cos (90° – sin-1) a) + V15 2-V15 b) unde fined c) +V15 4-V15 2-V15 d) + e)

A: Given:

Q: \40° 10 In the right triangle shown, find x. 10 A) cos(40) cos(40°) 10 B) 10 C) sin(40) sin(40) D)…

A: To find the value of side x

Q: so what is the solution of sin 1=.  , sin 2 =.  , sin 3 = and sin 4=.

A: We need determine the values of sin 1, sin 2, sin 3, sin 4.

Q: 4/7 8 sin 18) 8 8 sin 10tan 10) do sec? 10) +.

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Q: Show sin 3A = 3 sin A cos²A - sin A.

A: Explanation: Given that: sin3A=3sinAcos2A-sinA Concept: sin3A=3sinA-4sin3A sin2A+cos2A=1

Q: c) cos (315 °) d) sin (-30°) e) cos (330°) f) tan (150°) g) sin (225°) h) cos (210°)

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Q: Given cos 20= 3/4 and n < 0 < 3rt/2, find cos e 6. a) 7/8 b) -7/8 c) -V14/4 d) V14/4

A: given               cos2θ=34 and π&lt;θ&lt;3π2

Q: Solve for 0 given sin(0) a) answer(s) should be in exact values, when possible. c) π 2π 3'3 b) None…

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Q: 12 10 If cos= with <8< and tan 6=- with <A 8 15 a) Find sin(8-5). <B<³4₁ a) Show prep work here…

A: We will find the required.

Q: The question says: "Find sin(x/2), cos(x/2) and tan(x/2) from the given information: cscX=3,…

A: Refer to the question we have to find the sin(x/2), cos(x/2) and tan(x/2) from the given…

Q: Which is an appropriate first step in verifying this trig equation? cotx (cotx + tan x) = csc²x %3D…

A: The given Trigonometric identity is,                cotx(cotx+tanx) = csc2x One of the basic…