noslengerman
30.01.2020 •
Mathematics
Give the polynomial function below find f(-4) f(x) =2x^2 - x+ 9
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Ответ:
Step-by-step explanation:
Put x = -4 to f(x) = 2x² - x + 9:
f(-4) = 2(-4)² - (-4) + 9 = 2(16) + 4 + 9 = 32 + 4 + 9 = 45
Ответ:
Step-by-step explanation:
Hello there!
Find a:
70-30=40
Now plug it into the Pythagorean theorem:
50=walkway