Question

(-4^-2) (49^-1/2) Evaluate the expression

Answer 1

Answer:

-1/112

Step-by-step explanation:

$-4^{-2}=\frac{1}{-4^2}=-\frac{1}{16} \\ \\ 49^{-1/2}=\frac{1}{49^{1/2}}=\frac{1}{7} \\ \\ (-1/16)(1/7)=-1/112$