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Mathematics, 23.04.2020 16:57 kashbaby

The parabola y=-2x^2 + 8x - c has its vertex at (2,5). What is the value of c
select one:
A.0
B.3
C.6
D.9

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The parabola y=-2x^2 + 8x - c has its vertex at (2,5). What is the value of c
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