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15 a og 12, b og 21, c og 11 and d og 22...

15 a og 12, b og 21, c og 11 and d og 22 then log 7 can be expressed in this form P(a b) Q(c d) where P and Q are integers then the value of (7P-Q) equals (D) 15 (C) 13 (B) 9 Comprehension (Q.16 to Q.17) Let log3NE B1

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