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Without using tables find the numerical value of log7

Without using tables find the numerical value of log749 + log7(\(\frac{1}{7}\))

A.

1

B.

2

C.

3

D.

7

E.

9

View answer & explanation

Correct answer is A

log749 + log7\(\frac{1}{7}\)

= log77

= 1

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