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Which of the following graphs is described by the function given below?

y = 2x2 +8x+3

A. Graph A
B. Graph B
C. Graph C
D. Graph D

Which of the following graphs is described by the function given below y 2x2 8x3 A Graph A B Graph B C Graph C D Graph D class=

Respuesta :

reinhard10158

Answer:

A

Step-by-step explanation:

for x = 0, y must be +3.

that eliminates C, and if we look closely, also B.

for x = 1, y = 2×1² + 8×1 + 3 = 13.

which eliminates D.

control :

x = -2, y = 2×(-2)² + 8×-2 + 3 = 8 - 16 + 3 = -5

yes, that is what A is showing.

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