Math, asked by rajraut456456, 6 months ago

evaluate cos48°- sin42°

Answers

Answered by reenadevi821301

0

Step-by-step explanation:

thank you, hope it is helpful

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Answered by tennetiraj86

0

Step-by-step explanation:

Given that:-

cos48°- sin42°

=>Cos(90°-42°)-Sin 42°

We know that Cos(90-A)=SinA

=>Sin 42°-Sin 42°

=>0

Therefore,cos 48°- sin *42°***=0

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