maths concept please tell me .how the answer came
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Step-by-step explanation:
It's a simple calculation.
-log ( 5 x 10⁻²) = -[ log 5 + (log 10⁻²)] ------------> This step is based on log property which says log a + log b = log(ab)
= -[ 0.698 -2log 10]
= -[0.698 -2 = -(-1.301) = +1.301
boletoGenius:
yes
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