Operations with Polynomails

How many terms are in the following polynomial?
3x³ - 2y + 8x -16

• 1
• 2
• 4
• -16

Multiply: x² ⋅ x⁴

• x⁶
• x⁸
• x²
• 2x⁶

Simplify:  2x(3x³−5x)

• 5x⁴ - 7x²
• 6x⁴ - 10x
• 6x⁴ - 10x²
• 6x³ + 10x²

Simplify:
x²(2x+3)

• x²+2x+3
• 2x+3
• 2x²+3x
• 2x³+3x²

Which of the following are examples of like terms?

• 2 and 2x
• y³ and x³
• y and x
• -3x and 3x

What is the correct name of the following:
3x + 5y² - 3

• monomial
• binomial
• trinomial
• polynomial

Find the product:
(n - 5)(n - 1)

• n² - 5n + 5
• n² - 6n + 5
• n² + 5
• n² + 6n + 5

Find the product:
(3x – 1)(x + 5) 

• 3x² + 4x + 5
• 3x² + 4x - 5
• 3x² + 14x + 5
• 3x² + 14x - 5

Multiply
(x²-2x+1)(x+1)

• x³-x²-x+1
• x³-2x+2
• x³+x²+x+1
• x³-3x²-3x+1