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a, b, c are in continued proportion. If a = 3 and c = 27, then find b. |
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Answer» a, b, c are in continued proportion. … [Given] ∴ b2 = ac ∴ b2 = 3 x 27 …[∵ a = 3 and c = 27] ∴ b2 = 81 ∴ b = 9 …[Taking square root of both sides] |
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