4/23 Quiz (Add, Subtract, Multiply, and Divide)

What is the standard form of the polynomial,
 9x² + 5x + 27 + 2x³

• 27 + 5x + 9x² + 2x³
• 9x² + 5x + 2x³ + 27
• 9x² + 5x + 27 + 2x³
• 2x³ + 9x² + 5x + 27

When adding or subtracting polynomials we add / subtract the _____________________________.

• Exponents
• Polynomials
• Coefficients
• All of the above

Find the difference.

(2a² + 5a + 3) - (a² - 3a - 4)

• 3a² + 2a - 1

• a² + 8a + 7

• 3a² + 8a + 7

• a² + 2a - 1

Find the sum. 
(3 - 2x + 2x²) + (4x - 5 + 3x²)

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

 2x³(x²−2x − 3)

• 2x⁶- 4x³ - 6x³
• 2x⁵−4x⁴ − 6x³
• -2x⁵−4x⁴ − 6x³
• -2x⁶−4x³ − 6x³

Multiply.

(2n + 2)(6n + 1)

• 12n + 2

• 12n² + 2

• 12n² + 12n + 2

• 12n² + 14n + 2

(4a + 2)(6a² − a + 2)

• 24a³ + 16a² + 6a + 4
• 24a³ + 8a² + 10a + 4
• 24a³ + 8a² + 6a + 4
• 24a³ - 8a² - 6a + 4

Find the area of the rectangle. (Hint: Use the box method)

• 8x² + 14x + 6

• 12x + 10

• 8x² + 6

• 6x² + 14x + 6

Which would be better to use here?

• Long division
• Synthetic division

• 5p² - 16p
• 5p + 4
• 5p - 4
• 5p + 4p