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1 Pure Mathematics

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Question 370

It is given that 2a×4b=8a−b2^a \times 4^b = 8^{a-b}2a×4b=8a−b and that a+b=21a + b = 21a+b=21.

Find the values of a a\,a and bbb.

[4]
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1 Pure Mathematics Questions

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