WAEC Economics 1999 Question 6

Question 6

Tools of Economic Analysis

The graph of the function Y = a + bX is

  1. A.linear
  2. B.quadratic
  3. C.cubical
  4. D.exponential
Show the answer and explanation

Answer: A (linear)

Explanation

X appears only to the power 1, so the graph is a straight line with intercept a and slope b.