Which function has real zeros at x = 3 and x = 7? f(x) = x2 + 4x - 21 O f(x) = x2 - 4x – 21 Of(x) = x2 – 10x + 21 O f(x) = x2

asked Oct 9, 2021 217k views

1 vote

Which function has real zeros at x = 3 and x = 7?

f(x) = x2 + 4x - 21
O f(x) = x2 - 4x – 21
Of(x) = x2 – 10x + 21
O f(x) = x2 – 10x - 21

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6 votes

Answer:

f(x) = x^2-10x+21

Explanation:

Mahdi Dahouei answered Oct 15, 2021

4.4k points

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