Question

Perkalian bentuk aljabar .a.-2(3x-1)= b. 3x(x+3)= c. -2a(a-5b)..

Answer 1

A. -2 (3x - 1)
= (-2 × 3x) (-2 × -1)
= -6x + 2

b. 3x (x + 3)
= (3x × x) (3x × 3)
= 3x² + 9x

c. -2a (a - 5b)
= (-2a × a) (-2a × - 5b)
= -2a² + 10ab