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MATHEMATICS

JAMB 2003 - Question 15

Mathematics 2003 JAMB Past Questions - Question 15: The graph of the function y= x² + 4 and a straight line PQ are drawn to solve the equation x² - 3x + 2 = 0.what is the equation PQ?

The graph of the function y= x² + 4 and a straight line PQ are drawn to solve the equation x² - 3x + 2 = 0.what is the equation PQ?

A: y=3x-2

B: y=3x+2

C: y=3x-4

D: y=3x+4

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Correct Answer

Explanation

x22 + 4 = x22 - 3x + 23x + 2 = y