Question

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3
4
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Which expression is equivalent to (f + g)(4)?
f(4) + g(4)
f(x) + g(4)
f(4 +
| + g(4))
4(f(x) + g(x))

Answer 1

(f + g)(4) = f(4) + g(4)

Explanation:

(f + g)(4) = f(4) + g(4)

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The notation (f+g)(x) means that the value of f(x) is added to the value of g(x).