Math, asked by Choudhary999, 11 months ago

Pls give me the answer of this question :-

Sin 3 x + cos 2 x = 0

Answers

Answered by idris75

1

(sinxcos2x+cosxsin2x)+cos2x=0

(sinxcos2x+cos(2sincos))+cos2x=0

(sincos2x+2sincos²)+cos2x=0

(sin(2cos²-1)+2sincos²)+cos2x=0

(2sincos²-sin+2sincos²)+cos2x=0

(4sincos²-sin)+cos2x=0

(sin(4cos²-1))+cos2x=0

(sin(2cos+1)(2cos-1))+cos2x=0

Answered by Harshanandchoudhary

0

Answer:

I hope it helps you

Step-by-step explanation:

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