Question

Вычислите х^ - 0,8 * 3х^ 1,2

Answer 1

$x^{-0,8}*3x^{1,2}= 3*x^{-0,8+1,2}=3x^{0,4}$

Answer 2

${x}^{ - 0.8} \times 3 {x}^{1.2} = \dfrac{3 {x}^{1.2} }{ {x}^{0.8} } = 3 \times {x}^{(1.2 - 0.8)} = 3 {x}^{0.4}$