Math, asked by Prashantsingh4576, 1 year ago

(sin A -1) (2 cos A-1)=0

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Answers

Answered by bibek188

1

Answer:

2[sin(A-1)][cos(A-1)]

Step-by-step explanation:

=>It is in form 2sinxcosx=sin2x

=>sin2(A-1)=0

=>sin2(A-1)=sin0°

=>2(A-1)=0 =>A=1

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