6
QuizMultiple Choice

Using Function Notation — Quiz

Question 6 • Mathematics 8

The table represents the function f⁡(x)=5⁢x x f⁡(x) −1 0 0 1 5 2 10 Which value goes in the empty cell?

Answer
A
5
B
51
C
negative 51
D
negative 5

Explanation

The function rule is f(x) = 5x. For the empty cell, x = −1, so f(−1) = 5 × (−1) = −5. The correct choice is negative 5.

AI-written and checked against the verified answer.

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