Question

Simplify with explanation
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Answer 1

Answer:

PLz like and mark as Brainless

Step-by-step explanation:

Simplify the expression.

Exact Form:

$\frac{7}{5}$

Decimal Form:

1.4

Mixed Number Form:

$1\frac{2}{5}$

Answer 2

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$\large {( \frac{5}{7} )}^{ - 2} \times {( \frac{5}{7} )}^{ 4} \div {( \frac{5}{7} )}^{ 3}$

$= {( \frac{5}{7} )}^{( - 2) + 4 + 3}$

$= {( \frac{5}{7} )}^{ 7- 2}$

$= {( \frac{5}{7} )}^{5}$