What is the standard form of #y=(x + 7)(x + 3) (x + 1)#?
1 Answer
Dec 14, 2015
Explanation:
Expand or multiply the function and combine like terms
Given
#=>y= (x^2 + 3x+7x+21)(x+1)#
#=>y= (x^2 + 10x+21)(x+1)#
#=>y= (x^3 +x^2+10x^2+10x+21x+21)#
#=>y= x^3 +11x^2 +31x+21#
