Math, asked by kpp7800gmailscom, 8 months ago

2- Value of sin(71/12) cos(/4) - cos(7/12)sin(4)
(a) V3
(b) 1/3
(c) 1/2
d2​

Answers

Answered by SHIVA72552y
5

Answer:

Solutions to practice problems for all chapters of the ... cos B = √3/2 ; sin C = 1/2; sin D = 1; tan E = 1; cos F = 1/2; ... Therefore In Q III, sine and cosine are negative.

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