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PRE-CALCULUS:

So confused, please help, thank you!

PRE-CALCULUS: So confused, please help, thank you!-example-1
User Jeanpierre
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Check the picture below.

notice, the parabola goes down down at a minimum at its vertex at (0 , -25) and then it goes up, now, at -5 f(x) is 0, so (-5 , 0), however at 6 f(x) = 11, so (6 , 11), so it goes as low as -25 and as high as 11.

PRE-CALCULUS: So confused, please help, thank you!-example-1
User Eckza
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