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13-07-2020
Mathematics

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Which of the following is equivalent to (x+4)(3x^2+2x)?

Which of the following is equivalent to x43x22x class=

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09pqr4sT 09pqr4sT

13-07-2020

Answer:

C

Step-by-step explanation:

When expanding brackets, we distribute the left terms inside the right side brackets.

(x+4)(3x^2+2x)

(x + 4)(3x²) + (x + 4)(2x)

The reason why it is + (x + 4) is because the x has a positive sign.

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