Select the quadratic functions that are concave upward.
A) $y=-4 x-6 x^{2}-9$
B) $y=7 x^{2}-2 x+7$
C) $4 y-5 x^{2}=-5-5 x$
D) $5 x^{2}+3 y=12$

Name: Select the quadratic functions that are concave upward. A) $y=-4 x-6 x^{2}-9$ B) $y=7 x^{2}-2 x+7$ C) $4 y-5 x^{2}=-5-5 x$ D) $5 x^{2}+3 y=12$
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The Answer of Select the quadratic functions that are concave upward.
A) $y=-4 x-6 x^{2}-9$
B) $y=7 x^{2}-2 x+7$
C) $4 y-5 x^{2}=-5-5 x$
D) $5 x^{2}+3 y=12$

Select the Quadratic Functions That Are Concave Upward y=−4x−6x2−9y=-4 x-6 x^{2}-9y=−4x−6x2−9

Select the Quadratic Functions That Are Concave Upward $y=-4 x-6 x^{2}-9$