Question

Tentukan hasil perkalian berikut :
a. (x+2)(x+4)
b. (2p+5)(2p+5)
c. (4+2m)(m-8)

Answer 1

A. (x+2)(x+4)
    x^2+4x+2x+8
    x^2+6x+8

b. (2p+5)(2p+5)
     4p^2+10p+10p+25
     4p^2+20p+25

c. (4+2m)(m-8)
     4m-32+2m^2-16m
     2m^2+4m-16m-32
     2m^2-12m-32

^ artinya pangkat