Pre-Calculus Math 40s Standards Test - Logarithms ANSWERS

log2-log4 x=-0.585 3. If log 4a =p and log 7a =q, determine an expression for log 28a in terms of p and q Start by rewriting log a 28 as log a (4×7) Then expand using the log rule for multiplication: log aa(4×7 =lo) g 4+log a 7 Finally, rewrite log a 4+log a 7 as p + q. ................
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