POLYNOMIALS CLASS 9

Classify the polynomial by its degree.

x² + 2x³ - 4

• A

  binomial

• B

  trinomial

• C

  quadratic

• D

  cubic

Factor

x² - 13x + 36

• A

  (x + 9)(x + 4)

• B

  (x - 9)(x - 4)

• C

  (x + 9)(x - 4)

• D

  (x - 9)(x + 4)

Which is an example of a linear polynomial?

• x²-5
• 6x+4
• 5x⁵
• 2x³-9x²

Which is an example of a linear polynomial?

• x²-5
• 6x+4
• 5x⁵
• 2x³-9x²

Consider the polynomial p(x) = 5x³ – 2x² + 3 x – 2.

p(1)=

• -4

• 4

• 3

• none of these

Find a zero of the polynomial p(x) = 2x + 1.

• 1/2

• 0

• -1/2

• none of these

Identify the "a" and "b" values of the following polynomial. 
 $9u^2+12uv+4v^2$  

•  $a:\ 9u$   $b:\ 4v$  

•  $a:\ 3$   $b:\ 2$  

•  $a:\ 9$   $b:\ 4$  

•  $a:\ 3u$   $b:\ 2v$  

(x - 8) ( x - 8) = ______

• x² - 64
• x² + 64
• x² - 16x + 64
• x² + 16x + 64

(a+b)^3

• a^3 - b^3+3ab(a-b)

• a^3 + b^3+3ab(a-b)

• a^3 - b^3-3ab(a-b)

• a^3 + b^3+3ab(a+b)

What will be the area of a rectangle if its length is 4a²b and breadth 3ab?

• 12a²b

• 12a³b

• 7a³b

• 12a³b²