Math, asked by nasheebdangi7459, 5 months ago

Given cos5pi/8= sin y express 5pi/8 as a sum of pi/2

Answers

Answered by princekumarkolpddsn9
0

Answer:

Step-by-step explanation:

cos 5π/8 = sin y

or, cos (π/2 + π/8) = sin y

or, sin (-π/8) = sin y

or y = -π/8  

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