Ashley L.
asked • 02/05/15What is y?
y=-4x2-16x-10
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1 Expert Answer
Edward C. answered • 02/05/15
Tutor
5.0
(438)
Caltech Grad for math tutoring: Algebra through Calculus
y is a parabola that opens downward. The y-intercept is -10.
If you want to find the value of y when x=2, then plug 2 in for x to get
y(2) = -4*(2^2) - 16*2 - 10 = -16 -32 -10 = -58
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Mark M.
02/05/15