prove that √7/√16+6√7-√16-6√7 is rational number
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Answer:18.25√7
Step-by-step explanation:
√7/√16 + 6 √7 × √16 - 6 √7
=√7/4 + 6√7×4 - 6√7
=√7 ( 1/4 + 24 - 6)
=√7 (0.25 + 18)
=18.25√7
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