Question

помогите пжпжппжпжжпжпжп​

Answer 1

1)

$2 {a}^{ -2} \times 3 {a}^{4} = 6 {a}^{2}$

2)

${(2 {c}^{ -3} )}^{2} = 4 {c}^{ - 6}$

3)

$24 {a}^{5} \div (6 {a}^{ - 3} ) = 4 {a}^{2}$

4)

$2 {( {3}^{ - 3} {b}^{3} )}^{2} 3 {b}^{ - 4} = 2 \times {3}^{ -5} {b}^{2} = \frac{2 {b}^{2} }{{3}^{5} } = \frac{2 {b}^{2} }{243}$