Question

please answer fast 10th grade polynomials​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

given,

f(x)= x²-5x+3(k-1) and

alpha - beta =11

We know that sum of roots = -b/a =5

a+b= 5

a-b=11

by solving this equation a= 8, b= -3

product of roots= c/a = 3(k-1)

8*-3 = 3 (k-1)

-8= k-1

k =-7