For the function f(x) = x - 5, find the value of f(2).?

2009-06-15 3:28 am

im doing school island for math. grrr HELP. i forgot how to do this.

回答 (9)

2009-06-15 3:36 am

✔ 最佳答案

f (x) = x -5

when x =2

f(x) = f (2)

f(2) = 2-5 =-3

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2009-06-15 6:56 pm

f ( 2 ) = 2 - 5

f ( 2 ) = - 3

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2009-06-15 4:02 am

f(x) = x - 5
f(2) = 2 - 5
f(2) = -3

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2009-06-15 3:42 am

just plug the given value of x which is 2 in x-5 and you will the get
f(2)=-3.

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2009-06-15 3:39 am

you just have to substitute 2 in place of x

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2009-06-15 3:33 am

lol Just plut 2 in for x.

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2009-06-15 3:32 am

Replace x by 2, and do the substraction.

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2009-06-15 3:32 am

Plug in 2 as x.

f(2) = 2 - 5
f(2) = -3

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2009-06-15 3:31 am

-3

all you do is plug 2 in for x

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