Question

simplify the following

Answer 1

hope it's helps.....

Answer 2

$\frac{ {4}^{ - 2} \times { - 10}^{3} }{ { - 5}^{3} }$
=>
$\frac{ {2}^{ - 4} \times { - 5}^{3} \times { - 2}^{3} }{ { - 5}^{3} }$
=>
${2}^{ - 4} \times { - 2}^{3}$
=>
${2}^{ - 4 + 3} \times { (- 1)}^{3}$
=>(1/2)×(-1)
=>
$\frac{ - 1}{2}$
hope it'll help..
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