Calculate √−2 − 3i. Give your answer in a + bi form. Give the solution with smallest positiv angle.

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A: If cos(?) = − 3/7 and ? is in Quadrant III, find tan(?) cot(?) + csc(?).

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A: *Note – As per our company guidelines we are supposed to answer only first question. Kindly repost…

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A: Note:-Since you asked multiple questions, according ti our policy we can answer only first question…

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Q: Exercises 21-28: (Refer to Example 4.) Find the following. (a) sin(a + B) (b) cos (a + B) (c) tan (a…

A: Question No. (22): Given:  in quadrant IITo Find: To find the following:

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