ilovejustinbieber20 ilovejustinbieber20

25-09-2017
Mathematics

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evaluate this piecewise function at x=-4 and x=4

helppppppppppppp maTHHHH evaluate this piecewise function at x4 and x4 class=

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coolstick coolstick

25-09-2017

If x=-4, that means that since we have x² at x≤-4, it encompasses -4 (due to the line at the bottom). (-4)²=16. For 4, since 4>1 and it's √x if x is over 1, √4=2

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