Question

$como \: resovolver \: (6ac - 3c) \times (2c - 5ac$


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Answer 1

$(6ac - 6c) \times (2c - 5ac)$

$12ac {}^{2} - 30a {}^{2} c {}^{2} -6c + 15ac {}^{2}$

$27ac {}^{2} - 30a {}^{2} c {}^{2} - 6c {}^{2}$

Espero ter ajudado. Bons estudos