Math, asked by kumaranshu0107, 10 months ago

(1-sina)(1-sina)=?????????????​

Answers

Answered by Anonymous
19

Answer:

(1 -  \sin \: a)(1 -  \sin \: a) \\  = {(1 -  \sin(a)  ) }^{2}  \\  =  {1}^{2}  +  { \sin \: a }^{2}  - 2 \sin(a )

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