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OpenStudy (anonymous):
Find the equation of the axis of symmetry of y=4x² - 2x - 1.
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OpenStudy (anonymous):
|dw:1330835337741:dw|
OpenStudy (campbell_st):
axis if symmetry is at x = -b/2a in your question a = 4 and b = -2
OpenStudy (anonymous):
so the axis of symmetry is -.25?
OpenStudy (anonymous):
well x=-.25 ?
OpenStudy (campbell_st):
no its -(-2)/2x4 = 0.25
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OpenStudy (anonymous):
oh okay i distributed the negative my mistake. thanks!
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