Math, asked by tanayaakkalkote18945, 1 year ago

If tanA=4/7
(7sinA-3cosA)÷(7sinA+2cosA)=?​

Answers

Answered by smartyrathore
1

tanA=4/7

sinA/cosA=4/7

(7×4-3×7)÷(7×3+2×7)

(28-21)÷(21+14)

7÷35

1/5

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tanayaakkalkote18945: The correct answer is 1/6
Answered by Anonymous
2

(7 sinA -3 cosA )/(7sinA +2cosA )

dividing by cos A in numerator and denominator:-

(7tanA -3 )/ (7tanA +2)

(7×4/7 - 3) /(7×4/7 + 2)

(4-3)/(4+2)

1/6


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