Seudónimo Seudónimo

26-06-2018
Mathematics

contestada

PLEASE HELP!!!!!

Use the Quadratic model y = -4x^2 - 3× + 4 to predict y if x equals 5.

A. -411

B. -111

C. -89

D. -51

PLEASE HELPUse the Quadratic model y 4x2 3 4 to predict y if x equals 5 A 411B 111C 89D 51 class=

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clairebear11213 clairebear11213

26-06-2018

Plug in 5 for x, then simplify:
[tex]y = - 4 {x}^{2} - 3x + 4 \\ y = - 4 {(5)}^{2} - 3(5) + 4 \\ y = - 100 - 15 + 4 \\ y = - 111[/tex]

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Аноним Аноним

26-06-2018

The final answer is B!!!!! :)

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