Math, asked by rithandsouza678, 3 months ago

sin 18×cos 72 + cos18×sin 72 ಯ ಬೆಲೆಯನ್ನು ಕಂಡುಹಿಡಿಯಿರಿ.

Answers

Answered by bodakuntalacchanna

2

→Sin18.Cos72+Cos18.Sin72

Using [SinA.CosB+CosA.SinB=Sin(A+B) ]

→Sin(18+72)

→Sin90=1

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