dragonzord961 dragonzord961

23-09-2020
Mathematics

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Which expression is equivalent to x2(3x3−2x)−(−7x3+2) ? 3x5+5x3−2 3x5−9x3+2 3x5+7x3−2x+2 3x6+7x3−2x2−2

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Adetunmbiadekunle Adetunmbiadekunle

30-09-2020

Answer:

The equivalent expression is 3x^5-9x^3-2

Step-by-step explanation:

To find the equivalent expression, we need to

open up the brackets;

Thus;

x^2(3x^3 -2x) - (7x^3 + 2)

= 3x^5 -2x^3 -7x^3 -2

= 3x^5 -9x^3-2

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