Question

If 2and -3are the zeros of the quadratic polynomial xsquare +(a+1)x+b then find the value of a and b

Answer 1

Explanation:

2 and -3 are the zeroes

so (x-2) and (x+3) are the factors of the equation

$x {}^{2} + (a + 1)x + b$

so substitute ans simplify