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Chapter 8: Q. 19 (page 516)

Find the exact value of the expression-

sin38掳-cos52掳

Short Answer

Expert verified

The required value is,

sin38掳-cos52掳=0

Step by step solution

01

Step 1. Given information

Given expressionsin38掳-cos52掳

02

Step 2. Calculation

Solving the given expression,

sin38掳-cos52掳

localid="1647098105265" =sin(90掳-52掳)-cos52掳 --------(Complementary angle localid="1647098116954" sin(90掳-A)=cosA)

=cos52掳-cos52掳=0

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