Unit 4 | Day 10 | Recap

The ________ of a polynomial indicates the highest exponent in the expression.

A binomial has how many terms?

• 2 terms

• 1 term

• 3 terms

• 4 or more terms

What type of expression is $-16x^2+10x+3$  ?

• monomial
  

• trinomial

• binomial

• other

Simplify: $(5x+x^2-4)-(4x-x^2+6)$  

•  $2x^2+x+2$  

•  $x+2$  

•  $2x^2+x-10$  

•  $x-10$  

A polynomial that contains only 1 term is called a _________________.

• binomial

• monomial

• trinomial

• uninomial

Perform the indicated operation.

Write answer in descending order.

( 9x² - 7x + 8 ) - ( 12x² - 8x - 11 )

• -3x² - 15x + 19

• 21x² - 15x - 3

• -3x² - 15x - 3

• -3x² + x + 19

Simplify each expression. 
(6x + 4x⁴ - 3x²) + (7x⁴ + 5x² + 8x)

• 11x⁴  + 2x² + 14x
• 16x⁴  + x² + 14x
• 11x⁴  + x² + 14x
• 11x⁴  + 2x² + 10x

Simplify the following expression.

• $-7k^4-11k^2+6$

• $-7k^8-11k^4+6$

• $-k^4+17k^2-22$

• $-k^8+17k^4-22$

Find the product:
(5n-8)(5n+8)

• 25n²-64
• 10n²
• 5n²+16
• 16