GreenHerbz206 GreenHerbz206

11-01-2019
Mathematics

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Brenda is finding the product of –3r and. Is she correct? If not, what changes should be made?

Brenda is finding the product of 3r and Is she correct If not what changes should be made class=

Respuesta :

jcherry99 jcherry99

11-01-2019

Answer:

D

Step-by-step explanation

To remove the brackets, she should do this in two steps.

- 3r( - 2r^2) = 6r^3

- 3r(3r) = - 9r^2

Combine

6r^3 - 9r^2

D

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