Question

Simplify (x + 4)(x2 – 6x + 3)
x3 – 14x2 + 3x + 12

x3 – 6x2 – 17x + 12

x3 – 10x2 – 27x + 12

x3 – 2x2 – 21x + 12

Answer 1

(x + 4)(x2 – 6x + 3)
x^3-6x^2+3x+4x^2-24x+12
x^3-2x^2-21x+12

Answer 2

Do you know this one?
Which of the following represents the area of a rectangle whose length is x – 6 and whose width is
x – 8?
x2 – 14x – 48

x2 + 48

x2 – 48

x2 – 14x + 48