How do you evaluate $f (x) = 10 - 2 x$ $f(x)=10-2x$ for $f (1)$ $f(1)$ ?

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How do you evaluate $f (x) = 10 - 2 x$ $f(x)=10-2x$ for $f (1)$ $f(1)$ ?

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Answer 1 · 2018-04-11T20:06:49

$f (1) = 8$ $f(1)=8$

Explanation:

$substitute x = 1 into f (x)$ $"substitute x = 1 into "f(x)$

$\Rightarrow f (1) = 10 - (2 \times 1) = 10 - 2 = 8$ $rArrf(color(red)(1))=10-(2xxcolor(red)(1))=10-2=8$

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How do you evaluate $f (x) = 10 - 2 x$ $f(x)=10-2x$ for $f (1)$ $f(1)$ ?

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How do you evaluate $f (x) = 10 - 2 x$ $f(x)=10-2x$ for $f (1)$ $f(1)$ ?