1.

What is the value of x when \(81 \times {\left( {\frac{{16}}{{25}}} \right)^{x + 2}} \div {\left( {\frac{3}{5}} \right)^{2x + 4}} = 144\;?\)

A. 1
B. -1
C. -2
D. Cannot be determined
Answer» C. -2


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