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  4. If log N base 8 = r/2, log (2N) base 2 = S and S-r=4,...

If log N base 8 = r/2, log (2N) base 2 = S and S-r=4,...

If log N base 8 = r/2, log (2N) base 2 = S and S-r=4, find N.
A. 512 B. 128 C. 64 D. 32
.

Without using tables, simplify
ln √ 216 - ln √ 125 - ln√8 all over
2 (ln 5 - ln 3) .

A. -3 B. 3 C. 3/4 D. -3/2 E. ln 6 - 2 ln 5 .


NOTE: ALL ANSWERS SHOULD BE WORKED OUT PLEASE?
In Mathematics
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Asked by Tahywoh on 13th February, 2014
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