Question

(x - a) (x - b) = x2 + (a+b) x + ___​

Answer 1

Answer:

(x + a)(x + b) = (x + a)(x + b) = x^{2}x

2

+ (a + b)x + ab for a = 2, b = 3 and x = 4.

(4 + 2)(4 + 3) = (4)2+ ( 2 + 3 ) 4 + 2x3

6 x 7= 16 + 20+ 6

42= 42