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morpeh [17]
3 years ago
13

Choose the correct simplification of the expression −4x2(6x − 5x2 − 5). 20x4 + 24x3 + 20x2 −9x4 + 2x3 − 9x2 20x4 − 24x3 + 20x2 −

20x4 + 24x3 − 20x2 please help.. :)
Mathematics
2 answers:
Romashka-Z-Leto [24]3 years ago
8 0
The correct answer is 20x^4 - 24x^3 + 20x^2.
Anarel [89]3 years ago
6 0

-4x^2 * (6x - 5x^2 - 5)
-4x^2 * (6x - 5x^2 - 5) = -4x^2 * 6x + 4x^2 * 5x^2 + 4x^2 * 5 = -24x^3 + 20x^4 + 20x^2 = 20x^4 - 24x^3 + 20x^2

The correct result would be 20x^4 - 24x^3 + 20x^2.
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