CBSE Class 10 Answered
SHOW THAT cos 38°cos 52°- sin 38°sin 52° =0
Asked by debasreepartha | 23 Apr, 2021, 08:38: AM
Expert Answer
Consider
cos 38°cos 52°- sin 38°sin 52°
= cos(38 + 52)°
= cos 90°
= 0
Hence, cos 38°cos 52°- sin 38°sin 52° = 0
Answered by Renu Varma | 23 Apr, 2021, 10:37: AM
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