Question

If the zeroes of the quadratic polynomial x? +(m + 1)x + n are 4 and 5, then
(a) m= -20, n1 = -- 80
(b) m= -20, n = 80
(c) = -10, 11 = 20
(d) m=20, n = -10


please answer me asap and please explain the answer​

Answer 1

Answer:

(c) will be the answer

Step-by-step explanation:

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