3 years ago

What is a equivalent expression for (x+1)(x+3) in expanded form

2 answers:

7 0

Using FOIL method

x(x)+x(3)+1(x)+1(3)

x^2+3x+x+3

x^2+4x+3 thats your expanded form

5 0

$x^{2} +4x+3$

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