evaluate: 2+1/2 log (10^-3)
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Answer:
1/2
Step-by-step explanation:
Rule of logarithm says that
log(m^k) = klog(m)
So,
2 + ½log(10^-3)
= 2 + (-3/2)log10
= 2 + (-3/2 × 1) ......(since log10 = 1)
= 2 - 3/2
= (4 - 3)/2
= 1/2
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