[Review] 10.1-10.4

What is the degree classification of this polynomial?

x²+4x-8

• binomial

• trinomial

• quadratic

• cubic

What is the leading coefficient of the following polynomial?

5x²-3x+6

• 2

• -3

• 5

• 6

Add the following polynomials:

(x³-2x²+3)+(2x³+3x²-1)

• 3x³+x²+2

• 3x³+2x²+2x

• -2x³+x²+1

• -3x³-x²+2

Add the following polynomials:

(x³-6x²+3)+(3x³+4x-1)

• 4x³-2x+2

• -2x³-2x+2

• 4x³-2x²+2

• 4x³-6x²+4x+2

Subtract the following polynomials:

(3x²-3x+2)-(x²-2x+1)

• 2x²-2x+1

• 2x²-x+1

• 4x²-5x+3

• 4x²-2x+1

Simplify the expression:

-3x²(7x²-x+4)

• -21x⁴+3x³-12x²

• 21x⁴+3x³+12x²

• -12x⁴+3x³-12x²

• -21x²+3x¹-12

(2x-3)(2x+3)

• 4x²-12x+9

• 4x²+9

• 4x²+6x-9

• 4x²-9

(2x-1)(x+2)

• 2x²+3x+2

• 2x²+3x-2

• 2x²+5x-2

• 2x²-5x-2

(5x+2)(x²-3x+6)

• 5x³-13x²+24x+12

• 5x³-17x²+24x+12

• 5x³+17x²-24x+12

• 5x³+13x²-24x-12

Simplify: 2x(-2x-3)

• -4x-3

• x²-3

• -4x²-6x

• -4x-6