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beks73 [17]
3 years ago
11

I don't understand this problem can someone walk me through the steps

Mathematics
1 answer:
Snowcat [4.5K]3 years ago
8 0

To find f(4)  ( which means ' the value of f(x) when x = 4) we replace x by 4 then simplify:-

f(4) = 4*4 + 7

= 16 + 7

= 23  (answer).

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