If 4sinx=3cosx, find the value of 12sinx-7cosx/8sinx+3cosx
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4sinx=3cosx Sinx=3/4 cosx To find.... =12sinx-7cosx/8sinx+3cosx =12 ×3/4cosx -7cosx/(8×3/4cosx)+3cosx = 9cosx-7cosx/6cosx+3cosx =9cosx-7/6+3cosx =12cosx-7/6
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