sin (-20) sin 460

Q: If sin²0 3 find all possible values for 0, where -180° < 0 < 180°.

A:

Q: Use an identity to solve the equation sin (x + π/4) + sin (x - π/4) = 1 on the interval [0, 2π).

A: We will use sin(A+B)=sinAcosB+cosAsinB and sin(A-B)=sinAcosB-cosAsinB

Q: Find the exact value of sin330°. sin 330 =

A: Given query is to find the value of sin 330°.

Q: : Find Sin 1(2-2i)

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Q: Evaluate tan 0 sec 0 de. Show your steps, and express the final answer in terms of 0.

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Q: By expressing the sum as a product, sin (86) – sin (2B) = ?

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Q: Find the exact value of the expression: sec sin 17

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Q: Find the exact value by using a sum or difference identity. sin 165°

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Q: Find the exact value of each expression. sin( 2 sin-1 3/5)

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Q: If sinx = 1/3 , then find the value of 2cot2 x +2

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Q: Rewrite the expression as a sum or difference, then simplify. sin(3π)sin(3π)

A: Given, sin(3π)sin(3π) = sin2(3π) Now we have the identity sin2x + cos2x = 1 sin2x = 1 - cos2x

Q: Use the appropriate formula to express the product sin 6x sin 2x as a sum or difference.

A:

Q: Write the product as a sum: 20 sin(35q)sin(12q)

A: use this formula to solve:

Q: Find the exact value by using a sum or difference identity. 8) sin 285°

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Q: The equation sin(sin-1(x))=x holds for any real number x a. true b.false

A: domain of sin-1(x)  is  [-1, 1]

Q: Rewrite the product as a sum or difference. sin(-x) sin(3x)

A: Topic = Trigonometry

Q: Use a double-angle formula to rewrite the expression. 16 sin x cos X

A:

Q: Express as a sum or difference.sin 7t sin 3t

A: The product to sum formula:                sin α sin β  = 12 cos(α-β) - cos(α+β)

Q: Find the exact value, in radians, of the expression. sin - 1 sin V2 (Type an integer or a fraction.)

A: We will use the unit circle  Unit circle is in the form (cos,sin)

Q: Rewrite sin(x+8π/3) in terms of sin(x) and cos(x) and simplify sin(x+8π/3)=

A: Using Sin(A+B) formula

Q: Evaluate the expression without using a calculator. 2 sin tan

A:

Q: Write the product as a sum: 12 sin(50g)sin(16q) =

A: Given product is, 12sin(50q)sin(16q)

Q: Use a sum or difference formula to find the exact value of the expression sin 195°.

A: Calculation: The given expression is sin195°. Use the sum formula to find the value of the given…

Q: Find exact value: sin(2tan-1(12/15))

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Q: Evaluate: " sin7 cos4 dx

A:

Q: Express as a sum or difference:sin 7t sin 4t

A: sin 7t sin 4t

Q: Use the appropriate formula to express the product sin 8x sin 4x as a sum or difference.

A:

Q: Verify the identity (sin x + cos x)² = 1+ sin 2x by converting the left hand side to the right. Give…

A:

Q: Which of the products below is equivalent to sin (6x) – sin (4x)?

A: We use the basic trigonometric formulas to find the equivalent relation to the given expression.

Q: Use the power reducing formula to rewrite the expression: 4 sin4 x

A: We have to find

Q: What is the value of sin-(0.72) ?

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Q: Solve 6 sin X = π X = 2 for the four smallest positive solutions

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Q: Find the exact value of the composition. 3) csc sin- 5

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Q: Use an identity to solve the equation on the interval [0, 2π).

A: We have to solve the trigonometric equation: sinx+π3+sinx-π3=1 where x∈[0, 2π). We know the identity…

Q: Use the sum-to-product formula to simplify the expression: If sin 50° + sin 10° = sin A°,0 < A < 90,…

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Q: Use the power reduction formulas to rewrite the expression. sin (6x)

A: Here, we have to rewrite the given expression in simplest form. It means that eliminate the higher…

Q: Find the exact value of the expression. -(들)) sec sin 13

A:

Q: Use the power reducing formulas to rewrite Sin'x cosʻx in terms of the first power of cosine X,…

A: We use the formula 2cos2(a) = 1+cos(2a) 2sin2(a) = 1- cos(2a)

Q: Write a formula for sin 2x by writing sin 2x as sin (x + x) and using the formula forthe sine of a…

A: Formula used: Addition formula for trigonometry. sinA+B=sinA·cosB+sinB·cosA Calculation: The formula…

Q: Find sin (0.07) in degrees. Answer:

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Q: Verify the identity. sin 5x √√2 (sin x- cos x) Write the left side in terms of a sum or difference…

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Q: Sin X-Sinx x-o

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Q: simplify sin(2x)/cos(x)

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Q: Write sin^4 x in terms of first powers of cosine.

A: Given: Now using identities:

Q: Apply the sum and difference identities to find the exact value of the given expression in terms of…

A: Given expression

Q: Find the exact value of the expression. sin [tan -1(-4)]

A: Consider the given expression sin [tan-1(-4)]