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OpenStudy (anonymous):
y=8x^2+4x-1 what is k in standard form?
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OpenStudy (anonymous):
k?
OpenStudy (anonymous):
standard form = a(x-h)^2+k
OpenStudy (anonymous):
well, lets walk through this, we know A(x-h)^2 is 8(x-1)^2, right?
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
so, it could be either 4 or the x that the 4 is multiplying
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