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1. A student notices that the roots of the equation x2 + bx + a = 0 are each 1 less than the roots of the equation x2 + ax + b = 0. Then a + b is.

1. A student notices that the roots of the equation x2 + bx + a = 0 are each 1 less than the roots of the equation
x2 + ax + b = 0. Then a + b is.

Grade:11

1 Answers

Shivam
18 Points
9 years ago
a+b=-2;
let x,y and r,p be the roots of the equations repectively.
then x+y+2=r+p;
-b+2=-a;
a+b= -2

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