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liraira [26]
2 years ago
15

Find f(4). f(x) = x2 + 2x - 3 A) 5 B) 11 13 D) 21 Elimina

Mathematics
1 answer:
grandymaker [24]2 years ago
3 0

Answer:D

Step-by-step explanation:

you plug 4 in for x

f(4)=4^2+2(4)-3

=16+8-3

=24-3

=21

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