Building Polynomials

How many terms are in this polynomial?

• 7

• 1

• 4

• 2

x² - 225

• ( x + 15) ( x + 15)

• Unfactorable

• ( x - 15) ( x + 15)

• ( x - 15) ( x - 15)

4x² - 64y²

• Unfactorable

• ( 2x - 32y) (2 x + 32y)

• ( 2x - 8y) (2 x - 8y)

• ( 2x - 8y) (2 x + 8y)

Factor out the GCF, then factor.

3x² - 75

• 3( x + 5 ) ( x - 5 )

• Prime

• ( x + 5 ) ( x - 5 )

• 3( x - 5 ) ( x - 5 )

Factor r⁴ – 81.

• prime

• (r² + 9)(r² + 9)

• (r² + 9)(r + 3)(r - 3)

• (r + 3)²(r + 3)²

Select the expanded form of the expression:

(x - 12)(x - 4)

• (x + 48)

• (x - 16)

• (x + 16)

• (x² + x - 16)

• (x² - 16x + 48)

Select the expanded form of the expression:

(2x + 1)(x + 4)

• (x + 4)

• (x + 8)

• (x + 9)

• (x² + 9x + 5)

• (2x² + 9x + 4)

Select the expanded form of the expression:

(2x + 1)(2x + 1)

• (2x + 2)

• (4x + 2)

• (4x + 4)

• (x² + 8x + 2)

• (4x² + 4x + 1)

(x + 5) (x² + 3x + 5)

• x² + 4x + 10

• x³ + 8x² + 20x + 25

• x³ + 3x² + 5x + 5

Select the expanded form of the expression:

(x - 2)(x + 3)

• (x + 1)

• (x - 6)

• (x + 6)

• (x² + x + 1)

• (x² + x - 6)