Yefim S. answered • 12/04/21
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f(x) = x2 + 2x + 1 - 10 = (x + 1)2 - 10.
So, min f(x) = - 10 as x = -1
Kim S.
asked • 12/04/21Find the minimum y-value on the graph of y = f(x)
f(x) = x2 + 2x - 9
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