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If 3sinβ+5cosβ=5, then, then 3cosβ-5sinβ=?(1) 3(2) 4(3) 9(4) 1/3 |
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Answer» If 3sinβ+5cosβ=5, then, then 3cosβ-5sinβ=? (1) 3 (2) 4 (3) 9 (4) 1/3 |
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