Question

Solve x^2 + 9x + 20 = 0.

A. x = 2, x = 10

B. x = -2, x = -10

C. x = -5, x = -4

D. x = 5, x = 4

Answer 1

just select two numbers such that :-
1) sum = -9
2) product = 20

Answer 2

C is the correct answer

Answer 3

You may do this question by middle term breaking or by Quardatic equation....

Answer 4

Do u need solution..