Question

(-4ab) and (-2bc) ...................​

Answer 1

$( - 4ab) \times ( - 2bc) = 8ab {}^{2} c$

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Answer 2

$\huge\underline\mathbb\color{blue}{Answer}$

$\large\mathbb\color{cyan}{=(-4ab)(-2bc)}$

$\large\mathbb\color{cyan}{=+8ab²c}$