Question

simplify [(4/7)^-2]×(7/8)^-4​

Answer 1

Answer:

ok

Step-by-step explanation:

64/49 will be amswer.

Answer 2

Answer:

$\frac{256}{49}$=$5\frac{11}{49}$

Step-by-step explanation:

$\frac{4}{7} ^{-2}$×$\frac{7}{8}^{-4}$

⇒ $\frac{7}{4} ^{2}$ × $\frac{8}{7} ^{4}$

⇒ $\frac{7 *7}{4*4}$ ×$\frac{8*8*8*8}{7*7*7*7}$

= $\frac{256}{49}$