Willow Carrillo

2022-01-31

What is the standard form of y=(x-3)(3x-3)(x+2)+3-4x?

Darian Sosa

Expert

Explanation:
y=(x-3)(3x-3)(x+2)+3-4x
$y=\left(3{x}^{2}-9x-3x+9\right)\left(x+2\right)+3-4x$
$y=3{x}^{3}-9{x}^{2}-3{x}^{2}+9x+6{x}^{2}-18x-6x+18+3-4x$
$y=3{x}^{3}-6{x}^{2}-19x+21$ is the standard form.
Polynomial degree : 3
No. of terms : 4

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