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kimdre10
 3 years ago
Find the coordinates of the vertex for the parabola whose equation is
f(x) = 4x2 + 8x  4
kimdre10
 3 years ago
Find the coordinates of the vertex for the parabola whose equation is f(x) = 4x2 + 8x  4

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mark_o.
 3 years ago
Best ResponseYou've already chosen the best response.1for your x coordinate use x=b/2a

mark_o.
 3 years ago
Best ResponseYou've already chosen the best response.1then sub that to your y for the y coordinate

kimdre10
 3 years ago
Best ResponseYou've already chosen the best response.0lol its multiple choice my bad haha (2,36) (1,16) (2,12) (1,0)

mark_o.
 3 years ago
Best ResponseYou've already chosen the best response.1.f(x) = y=4x2 + 8x  4 , a=4, b=8, c=4 x=b/2a ==8/2(4)=__? then sub this to y

mark_o.
 3 years ago
Best ResponseYou've already chosen the best response.1what did you get on youR x?

kimdre10
 3 years ago
Best ResponseYou've already chosen the best response.0idk....just tell me the answer please. i gave you the multiple choices dude lol i really dont have time to sit here and figure it out .

mark_o.
 3 years ago
Best ResponseYou've already chosen the best response.1.f(x) = y=4x2 + 8x  4 , a=4, b=8, c=4 x=b/2a x=8/2(4)=__? then sub this to y......... :D x=1 yes or no? sub this to f(1)=y=__ ? hmm i got into trouble of just giving answers many times ...LOL.... :D the x is there already just find y__? ...:D
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