Math, asked by vijaysinghrajput1020, 5 months ago

H
9.
sin 15° - coss 150
का मान ज्ञात कीजिए।
sin 15° - cos15°​

Answers

Answered by amourya13
1

Step-by-step explanation:

SIN 15° - COS 15°

COS ( 45 - 30 ) - SIN ( 45 - 30 )

COS ( A - B) = COS A. COS B - SIN A. SIN B

SIN ( A - B) = SIN A COS B - COS A SIN B

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