Mathematics for IGCSE & O level - Functions (Section 1 - No. 12) | ExamPlay

Mathematics for IGCSE & O level - Functions (Section 1 - No. 12)

If f(x) = 3x + 2, find f(-1).

-5

-1

1

5

Explication

f(-1) = 3(-1)+2= -1

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