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JAMB Mathematics 1982 Question 43

Question 43

Graphs of Functions

If the function y = 5x is graphed, what would be its intercept on the y-axis?

  1. A.5
  2. B.1/5
  3. C.1
  4. D.2
  5. E.0
Show the answer and explanation

Answer: E (0)

Explanation

The y-intercept is the value of y when x = 0: y = 5 × 0 = 0. The line passes through the origin.