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Mathematics
Ayaan Orr
2 November, 21:19
If f (x) = 6x-4 what is the f (x) when x=8
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Tuffy
2 November, 22:08
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44
Step-by-step explanation:
Function notation is f (x) and says an output value f (x) for an input value x. So when x=8, we find f (8).
We substitute x=8 which is f (8) = 6 (8) - 4.
We simplify f (8) = 48-4=44.
So f (8) = 44. When x=8, f (x) is 44.
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