Question

If the zeroes of the quadratic polynomial x² + (a + 1)x + b are 2 and –3, then​

Answer 1

Answer:

a =0 and b=-6

Step-by-step explanation:

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Answer 2

Answer:

a = 0 , b = -6

Step-by-step explanation:

α = 2  ,    β = -3

α+β = 2+ (-3) = 2-3 = -1

α×β = 2 × (-3) = -6

Quadratic polynomial= x² - (α+β)x + α×β = x² - (-1)x + (-6) = x²+x-6

x² + (a+1)x + b = x²+x-6

a+1 = 1    ,   b = -6

a = 0    ,    b = -6