Parts of an Expression / Polynomials

7x + 2

What is 2 called?

• Constant

• Variable

• Coefficient

7x + 2

What is x called?

• Constant

• Variable

• Coefficient

7x + 2

What is 7 called?

• Constant

• Variable

• Coefficient

8x² - 2x + 4

Choose ALL coefficients.

• -2

• 2

• 4

• 8

A polynomial CANNOT have negative exponents.

• True

• False

A polynomial CAN include division by variables.

• True

• False

 $\frac{3}{5}x^2+3$  

This is a polynomial expression.

• True

• False

 $\frac{8}{x^2}+4x$  

This is a polynomial expression.

• True

• False

Choose ALL polynomial expressions.

• $5x^2-3x+5$

• $\frac{7}{x}+3$

• $\frac{1}{4}x^3+19x$

• $20x^{-4}+3x^2$

Choose ALL polynomial expressions.

• $6x^4-3x^3+2x$

• $\frac{x}{3}+7$

• $20x^2$

• $38x^{-2}+\frac{3}{x}$