1.

225.3.Find a quadratic polynomial whose zeroes are 4 and3

Answer»

Any quadratic polynomial with zeroes a and b can be written as

( x - a) ( x - b) = x² - ( a + b) x + ab

Here zeroes are -4 and 3.

So, a + b = -4 + 3 = - 1

ab = (-4) × 3 = -12

So, quadratic equation is

x² - x -12


Discussion

No Comment Found

Related InterviewSolutions