Question

fatore as expressões:

a) 5.78 +14.78 + 78
b)12x³ + 18x² + 24x²
c) 8c³ + 480c²

Answer 1

$a) \\ 5.78 +14.78 + 78 \\ \\ 5,78 + 92,78 \\ \\ => 98,56$

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$b)12x^3 + 18x^2 + 24x^2 \\ \\ 12x^2 + 42x^2 \\ \\=> 6x^2 (2x + 7)$

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$c) \\ 8c^3 + 480c^2 \\ \\ => 8c^2 (c + 60)$