9.06] Fill in the missing term so that the quadratic equation has a graph that opens up, with a vertex of (– 2, – 16), and x intercepts at x = -6 and x = 2. (Do not include the negative sign in your answer.) y = x2 + 4x − ___
@felicia123 help on this qustion?
yes!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Help
hahaha, ur lively today ok, so are you stuck at where or how to start?
yes
just tell how you get the answer
you are given an equation: y = x2 + 4x − ___ you need to find whats missing _____ you are also given x and y, so plug in x and y into the equation, and solve for what ___ should be.
is it 8
show me what numbers you used for x and y when you plugged it into the equation
2 and 4 just tell me answer so i can go eat
2x4 = 8
(y) = (x)^2 + 4(x) − _?_ then use the point (-2, -16) every where you see a y, put in the -16 number, every where you see an x, plug in a -2 value. now solve for '?'
14
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