Well, FOIL it first:
First
Outside
Inside
Last
x*x=x^2
x* -4= -4x
x*3= 3x
3* -4= -12
Together, the simplified product is:
x^2 + -1x-12
So, the middle term is -1
Answer:
The middle term is - x
Explanation:
Use Foil
F: x * x = x^2
O: -4 * x = - 4x
I: 3*x = 3x
L: 3 * - 4 = -12
F+O+I+L = x^2 - 4x + 3x - 12
F+O+I+L = x^2 - x - 12
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