gabbywabby33 gabbywabby33

18-09-2020
Mathematics

contestada

r(x) = -4x2squared + 5x
r(-3) =?

A. 3
B.-51
C.27
D.-9

Respuesta :

Rsun4758 Rsun4758

18-09-2020

Answer:

B

Step-by-step explanation:

You have to plug in -3 for x into the r(x) equation.

-4(-3²)+5(-3)

-4×9-15

-36-15

-51

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