Question

plz answer me i have tomm exam​

Answer 1

=(x)(x^2+12x+x+12)+20(x+1)

=(x)(x+1)(x+12)+20(x+1)

=(x+1)[(x)(x+12)+20]

=(x+1)(x^2+12x+20)

=(x+1)(x+10)(x+2)

hope it helps!