Find the exact value of the expression below, if defined. [sin-) + 2 sin-1 (-) - 2 COs in°

Q: Given: cos A= -, sin x = - 3, e is in the third quadrant, and x is in the fourth quadrant; evaluate…

A: Given, cosθ=-45  where 180°<θ<270°We know that ,sin2θ+cos2θ=1sin2θ+-452=1sin2θ+1625=1Subtract…

Q: Evaluate the expression under the given conditions. 3 tan(20); cos(0) 2, 0 in Quadrant I

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Q: Use the given conditions to find the exact value of the expression. 24 COs a = 25 sin a < 0, cos a…

A: The given trigonometric expression is cosα+5π6. The conditions given are cosα=2425 and sinα&lt;0.…

Q: 2.) Find the exact value of: a) cos COS b) sin 75°

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Q: Apply the appropriate formula to evaluate the following. a. 2 sin 15° cos 15° * cos 21 - sin sin 9…

A: a. 2 sin15° cos15°=sin215°       ∵sin2x=2 sinx cosx=sin30°=12

Q: Find the exact value of the given expression. co(2 tan-(승)) cos 2 tan

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Q: Find the exact value of the expression whenever it is defined.

A: (a) sin-1-22 -π2≤x≤π2 sin x=-22 multiply and divide by 12 sin x =12  sin x = π4 sin-1-22=π4

Q: 15 What is the exact value of tan (sinr) where r 17 Provide your answer below:

A: Solving the problem by finding the value of the function.

Q: Evaluate the expression under the given conditions. sin(8 + 9); sin = 159 in Quadrant I, cos pa =-.…

A: To find sin(x+y)

Q: if 0 less than or equal to 0 less than or equal to 90 and sin (0) =a, then which of the following…

A: Solution

Q: Find the exact value of the following expression. sin [2 cos (-1)] sin [2 cos (-1)] =O

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Q: Evaluate the expression under the given conditions. sin(0 + ¢); sin(0) e in Quadrant I, cos(4): V5…

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Q: cos (α − β);

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Q: Find the exact value, in radians, of the expression. V2 sin 2

A: sin−1−22

Q: Find the exact value of the expression. 7 sin sin + cos 25 17

A: Use sin(A+B)  , expand and solve

Q: For all values of α for which the expression is defined, tan(2α)/cos^2(α)= ?

A: let  f(α)=tan2αcos2α

Q: Evaluate the expression under the given conditions. 2/5 8 O in Quadrant I, cos o = - 17' sin(0 + ø);…

A: Given query is to find indicated angle.

Q: 4. If sin(a) : and tan(a) > 0 Find sin(2a)

A: Given query is to find the value of indicated trigonometric function.

Q: The Equivalent expression of (cos 3A) / (sin A cos A) is ?

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Q: Evaluate the expression under the given conditions. 2/5 sin(0 + ¢); sin(0) O in Quadrant I, cos(ø) =…

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Q: Find the exact value of the following under the given conditions:a. cos(α + β)   b. sin(α + β)   c.…

A: given: tanα=-34, α lies in quadrant II cosβ=13, β lies in quadrant I we have to find the exact…

Q: Find the exact value, if possible, sin-1 (sin 3π/2)

A: The given expression is sin-1sin3π2. It is known that for any value of x, sin-1sinx=x

Q: 5. Use a half-angle identity to find the exact value of sin cos x = 12

A: To find the value of sin

Q: Find the exact value of each of the following under the given conditions: (a) sin(∝ + β ) (b) cos (…

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Q: Find the exact value, if possible:a. cos(cos-1 0.7)   b. sin-1 (sin π)   c. cos[cos-1 (-1.2)].

A: we know that  coscos-1x=x so, coscos-10.7=0.7coscos-1-1.2=-1.2 we know that sinπ=0…

Q: Evaluate the expression under the given conditions. 5 O in Quadrant IV, tan(@) cos(0 – 4); cos(0)…

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Q: Find the exact value of cos(a – B) given that sin a = and cos 3 = - for a in Quadrant II and B…

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Q: Find the exact value of the following expression. sin -1(0)

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Q: Find the exact values of each of the following trig functions: 1) sin270°= 2) cos(−210°)= 3)…

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Q: Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following…

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Q: 1. Determine the sign (+ or -) that yields the correct formula for the following -(sinx + cos x) =+…

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Q: Apply the formula for cos (A - B) to the identity sin 0 = e )to obtain the addition formula for sin…

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Q: Find the exact values of the cos 0= 13 sin 0<0 12 A. sin 0=

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Q: Find the exact value of sin( – B), given that sin a = - and cos B = , with a in quadrant III and Bin…

A: Given,   sin α=-45, cos β=1213

Q: 3. Find the following values without using a calculator. 1. cos() 2. sin(-) 3. cos(-5x) 4. sin()

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Q: Find the exact value of the following under the given conditions:a. cos(α + β)   b. sin(α + β)   c.…

A: Given sinα=35 and sinβ=513, where α lies in quadrant I and β in quadrant II. In quadrant I, all…

Q: Find the exact value of cos(α+β)​, given that sinα=−2/3 and sinβ=1/2​, with α in quadrant IV and β…

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Q: Evaluate the expression under the given conditions. sin(8 + 9); sin 8 = 8 in Quadrant I, cos 22√5 85…

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Q: (1 + sinx)? + cos²x = 2 1+ sin x

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Q: Find the exact value of the following expression. V3 1 sin | 2

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Q: Find the exact value of the expression. an(1)) sin cos + 2

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Q: 11 ,0<a< 61 3. If sin(a) Find sin()

A: If sin(alpha)= 11/61 then find sin(alpha/2)

Q: *Find the exact value of the given functions: cos (sin-¹ + cos-¹5/3) 13 9.

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Q: Find the exact value of COS 2x given that sin x III. 3 and is in quadrant

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Q: Find the exact value of each of the following, without using a calculator. (a) sin-'(1/v2); (b)…

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Q: Find the exact value of the following under the given conditions:a. cos(α + β)  b. sin(α + β)  c.…

A: It is given that the angle α lies in II quadrant. In II quadrant, all the trigonometric ratios are…