Mathematics for IGCSE & O level - Functions (Section 1 - No. 19) | ExamPlay

Zalogować się

Mathematics for IGCSE & O level - Functions (Section 1 - No. 19)

If f(x) = 2x - 5, what is the value of x if f(x) = 3?

1

4

9/2

8

Wyjaśnienie

2x - 5 = 3; 2x = 8; x = 4

Uwagi (0)

Reklama