Answer:
−4/63
Step-by-step explanation:
<span>x = –4c
</span>if c = -2 then x = -4(-2) = 8
I believed you had a typo, function should be f(x) = -3x^2 - 4x
so
<span>f(x) = -3x^2 - 4x
</span>f(x) = -3(8^2) - 4(8)
f(x) = -3(64) - 32
f(x) = -192 - 32
f(x) = -224
answer
<span>C.
–224</span>
Answer:
f(4)
Step-by-step explanation:
replace the x in f(x) with 4
The sequence is incrementing by

Therefore, the sixth number is

Which is 64.