Question

простите выражения
$x^{13} \times x \times x {}^{4}$
$x^{36} \div x^{9}$
$(2x^{2} y^{5} )^{4}$

Answer 1

${x}^{13} \times x \times {x}^{9} = {x}^{23} \\ {x}^{36} \div {x}^{9} = {x}^{27} \\ {(2 {x}^{2} {y}^{5} )}^{4} = 16 {x}^{8} {y}^{20}$