Question

Calcule os produtos:
(_7_ₐ) ₓ (_-3ab_)=
   4              5


X⁷ × X⁸=


(4ab³) ₓ (-2ab)=


(+3x) ₓ (-8)=

Answer 1

(_7_ₐ) ₓ (_-3ab_) = -21 × (a^2) × b
   4              5 20


X⁷ × X⁸= X^15

(4ab³) ₓ (-2ab)= -8 × ( a^2 ) × ( b^4 )

(+3x) ₓ (-8)= -24x