Sonyeondan Sonyeondan

20-09-2018
Mathematics

contestada

What are the roots of the polynomial equation?

x² + 7x + 12 = 0

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HistoryLee HistoryLee

20-09-2018

x = -3

x = -4

your welcome

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sqdancefan sqdancefan

20-09-2018

Factored, the equation becomes ...

... (x +4)(x +3) = 0

The roots are the values of x that make one or the other of these factors be zero, so the product is zero.

... x = -4 . . . or . . . x = -3

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