sina – sinß (a). sina + sinß a - B tan- cot 2 a +B (b). cos20° + cos 100° + cos 140° = 0

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A: on solving this trigonometry problem we will prove ,

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A: As per the bartleby guidelines for more than three question only three has to be solved . Please…

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A: Given sin x=0.23Since csc x=1sin x         csc x=10.23=4.35

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A: Topic:. Trigonometry

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Q: Cos(a-b) Sin a =3/5 Cos b = 12/13 A is in quadrant 2 B is in quadrant 4 Exact value pls

A: If sin A=35, cos B=1213, A is in quadrant 2, and B is in quadrant 4, then to determine the exact…

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A: To prove  sinα-sinβsinα+sinβ=tanα-β2cotα+β2 solving left hand side  sinα-sinβsinα+sinβ using the…

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A: Explanation of the solution is given below...

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Q: Sine/Cosine/Tangent A 2*)10 6 sin(A) cos(A) tan(A): 2.

A: As per our guidelines, we are supposed to solve only three.Please repost the  remaining questions…

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A: To solve the given trigonometric problem.

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A: Hi There,  As per bartleby rules, we are supposed to do only one question at a time.  Kindly repost…

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Q: 3.) Tan-1 z3 .) Coth¬1 z,

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Q: sine 1. 1+ cose sin e 2 cosece 1+ cos e

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…