Question

factorise x^2 + 11x + 28​

Answer 1

Answer:

Factor x^2-11x+28. x2−11x+28 x 2 - 11 x + 28. Consider the form x2+bx+c x 2 + b x + c

Answer 2

Answer:

x^2+11x+28

x^2+7x+4x+28

x(x+7)+4(x+7)

(x+7)(x+4)

x has two zeros = -7 , -4