Identify the Pythagorean identity from the following. A.   sin2 x - cos2 x = 0  B.  csc2 x - cot2 x = 1

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Q: 1

A: Topic:- geometry

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Q: height

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A: topic- law of cosines

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A: Converting to standard form

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A: θ=π2 is the only solution of a trigonometric equation in the interval 0≤θ≤2π with period 2π

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A: This question can be solved using the concept of sine and cosine rule.

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Q: 4. Given 0 ≤ 0 < 2m, solve -2 sin² 0 + cos 0 − 1 = 0. ○ 0,27 0 0, 으뜸 ⊙ 픔 ㅇ ㅠ

A: Given problem:- 4. Given 0 &lt; θ &lt; 2π solve -2 sin2θ + cosθ -1 = 0.

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Q: Find amplitude and period of function  y = 1 + 1/3 cos pi x

A: Given problem:- Find amplitude and period of function  y = 1 + 1/3 cos pi x

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Q: Use the appropriate compound formula to determine, the exact value of each expression. a. b. tan ㅠ 3…

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A: Let's find polar coordinates.

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A: Solve the following

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