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I want this question to be answered. Root3cosA +sinA=2 , what is the value of A???

I want this question to be answered.
       Root3cosA +sinA=2 , what is the value of A???

Question Image
Grade:10

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
one month ago
Dear Student

divide both sides by 2

√3/2 x cos A + ½x sin A = 1
cos30 cosA + sin30sinA=1
cos(A-30) = 1
A=30

Thanks

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