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Use logarithms to base '10.

Hence log(10) a^(1/50) Fiftieth root)

and log (10) a^(1/2) second root ( square root)

Under the rules of logarithms we can re-write as

[(1/50)log a] / [(1/2)log a]

Cancel down by 'log a' hence

(1/50) / ( 1/2)

1/50 X 2/1 =

2/50 = 1/25 the answer!!!!!!

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lenpollock

Lvl 16
3mo ago

What else can I help you with?