GreenHerbz206
11.01.2021 •
Mathematics
a farmer estimated that it would take 18 days for seeds to germinate. It actually took 21 days. What is the percentage error for his estimate?
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Ответ:
Step-by-step explanation:
21% hope it helps
Ответ:
D. (x+2)(-8x+70)
Step-by-step explanation:
-8x^2+54x+140
Factor out -2
-2(4x^2+27x+70)
Factor
-2(x+2)(4x-35)
Option D is the same answer if we multiply -2 in the second term
(x+2) (-8x+70)