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Please people help me with this

Please people help me with this-example-1
User Phil Lamb
by
7.9k points

1 Answer

5 votes

Answer:

see explanation

Explanation:

Using the rules of logarithms

• log x + log y = log xy

• log x - log y = log (
(x)/(y) )

• log
x^(n) = n log x

(a)


log_(7) 9 +
log_(7) 2 =
log_(7) (9 × 2) =
log_(7) 18

(b)


log_(8) 7 -
log_(8) 11 =
log_(8)
(7)/(11)

↑ required value

(c)

2
log_(9) 2 =
log_(9) 2² =
log_(9) 4

User Pan Yan
by
7.9k points

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