Anonym
Anonym
29-06-2014
Mathematics
Answered
A function f (x)=-8x^2. What is f (-3)?
Answer :
mariamikayla
mariamikayla
29-06-2014
f(x)= -8x²
f(-3)= -8* (-3)²
f(-3)= -8 * 9
f(-3)= -72
Answer Link
AL2006
AL2006
30-06-2014
f(x) = -8x²
To find the value of f(-3), put -3 in place of 'x' in the definition of the function.
f(-3) = -8(-3)²
f(-3) = -8(9) =
-72
Answer Link
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