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

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

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

kimdre10Best ResponseYou've already chosen the best response.0
lol its multiple choice my bad haha (2,36) (1,16) (2,12) (1,0)
 one year ago

mark_o.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
 one year ago

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

kimdre10Best ResponseYou've already chosen the best response.0
idk....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 .
 one year ago

mark_o.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
 one year ago
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