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Isaias Watkins
Mathematics
20 March, 15:49
If f (x) = 3x-2, find f (8) - f (5)
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Davon Stuart
20 March, 16:06
0
Answer: 9
Step-by-step explanation:
f (x) = 3x-2
Put x = 8 in f (x) = 3x-2
f (8) = (3*8) - 2
= 24 - 2
= 22
Put x = 5 in f (x) = 3x-2
f (5) = (3*5) - 2
= 15 - 2
= 13
f (8) - f (5)
22 - 13
9
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