F:x ---->x+5 maths help!!
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F:x ---->x+5 maths help!!

[From: ] [author: ] [Date: 11-07-01] [Hit: ]
......
whats f(3) do u just sub the 3 instead of the x?

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yes u got it

sub 3 instead of x and get 3+5=8
so f(3) is 8

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Yes

x + 5 Sub x = 3

=

8

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yes. sub the 3 in place of the x and get 3 + 5 = 8
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