Question 1 of 5Simplify each:
Select the Correct Answer Below: Correct! Not Correct!
A
$$5x^2 - 5x$$
B
$$4x^4 - 12x^3$$
C
$$16x + 8$$
D
$$4x^4 + 2x^4$$
E
$$x^{16}+ 8$$
Question 2 of 5Simplify each:
Select the Correct Answer Below: Correct! Not Correct!
A
$$2x^2 + 14x - 10$$
B
$$-2x^2 - 14x - 24$$
C
$$-2x^2 - 24x$$
D
$$-2x^2 + 2x + 24$$
E
$$-\frac{x}{2}+ 24x - 10$$
Question 3 of 5Simplify each:
Select the Correct Answer Below: Correct! Not Correct!
A
$$2x^2 + 8x + 3$$
B
$$-15x^2 + 18x - 3$$
C
$$-15x^2 - 1$$
D
$$-15x^2 + 12x + 3$$
E
$$-2x^2 + 15x - 3$$
Question 4 of 5Simplify each:
Select the Correct Answer Below: Correct! Not Correct!
A
$$-32x^2 - 24xy + 8y^2$$
B
$$2x^2 - 24xy$$
C
$$-16x^2 - 8xy + 24x^2y^2$$
D
$$-32x^2 + 8y^2$$
E
$$-2x^2 - 4xy - 1$$
Question 5 of 5Simplify each:
Select the Correct Answer Below: Correct! Not Correct!
A
$$32x^4 - 4x^3 + 8x^2 + 69x - 35$$
$$32x^4 - 4x^3 + 8x^2 \hspace{.2em}+$$$$69x - 35$$
B
$$14x^4 - 3x^3 + 2x - 3$$
C
$$-12x^4 - 18x^2 + 7$$
D
$$x^4 - 30x^3 + x - 1$$
E
$$-12x^4 + 30x^3 + 22x^2 - 39x + 7$$
$$-12x^4 + 30x^3 + 22x^2$$$$- 39x + 7$$

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