Question

maths exponent
questions no. 2​

Answer 1

Answer:

These are the answers acc to me

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Answer 2

Answer:

$( {25})^{ \frac{3}{2} } \times ( {16)}^{ \frac{ - 3}{2} }$

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

$= > {5}^{3} \times {4}^{ - 3}$

${5}^{3} \times {( \frac{1}{4} )}^{3}$

$= { (\frac{5}{4} )}^{3} = \frac{125}{64}$