The correct option is B 2 log 7 + log 10 log 3430 = log ( 7 × 7 × 10) = log 7 + log 7 + log 10 = 2 log 7 + log 10. ...

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Property 1

log 3430=

Question

log 3430 = ________________ .

log 7 + log 10

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3 log 7 + log 10

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2 log 7 + log 10

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log 7 + 2 log 10

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Solution

The correct option is C
2 log 7 + log 10

log $3430$ = log $(7 \times 7 \times 10)$

= log $7$ + log $7$ + log $10$

= $2$ log $7$ + log $10$ .

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