Question

verify (x+a) (x+b) = x² + (a+b) x + ab for x=5, a=2, b=3​

Answer 1

Answer:

42

Step-by-step explanation:

(x + a)(x + b) = (x + a)(x + b) =  + (a + b)x + ab        

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

        6 x 7=  16 + 20+ 6

        42=  42