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Mathematics
Alberto Barrera
19 January, 13:54
F (x) = 5x + 21x² - 21x-5; x+5
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Doogie
19 January, 16:16
0
is 36 (x) im not sure if x should be there
Step-by-step explanation:
I am not sure but i hope it's right
f (x) = 5x+21x^2-21x-5; x+5 first you simplify
F (x) = 6x^2
F (x) = 36
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