Question

What should be the value of b in x2+bx−55=0
so that its solutions are −11
and 5? (1 point)
Responses

−16

negative 16

−6

negative 6

6
6

16
16

Answer 1

6

Explanation: For x^2 + bx − 55 = 0, the sum of roots = -b. Since roots are -11 and 5, sum = -6, so -b = -6 → b = 6.