Question

2 is a root of ax^4-11x^3+ax^2+13x+2. What is the value of a?

Answer 1

Hope it will help you. . . . . . . . . . . . . .

Answer 2

a (2)^4-11 (2)^3+a (2)^2+13 (2)+2=0

16a-88+4a+26+2=0

20a-60=0

20a=0+60

20a=60

a=60/20

a=3