nyameneak
12.02.2021 •
Mathematics
Factor the following: x
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Ответ:
Step-by-step explanation:
Use the quadratic formula to find the roots of x²+8x+15
x = [-8±√(8²-4·1·15)]/[2·1] = [-8±√4]/2 = -3, -5
make factors from the roots
x²+8x+5 = (x+3)(x+5)
Ответ: