Multiplying and dividing monomials

Multiplying and Dividing Monomials

Review: multiplying terms

Review: multiplying terms

Review: multiplying terms

Multiple Choice

Simplify the following expression.

$$5x^3\cdot2x^5$$  

• $$10x^8$$  

• $$7x^{15}$$  

• $$10x^{15}$$  

• $$7x^8$$  

Only one number?!

The number/coefficient will not change.

Multiple Choice

Simplify the following expression.

$$3y^4\cdot y^5$$  

• $$4y^{20}$$  

• $$3y^{20}$$  

• $$4y^9$$  

• $$3y^9$$  

Only one variable?!

The variable and exponent will not change.

Multiple Choice

Simplify the following expression.

$$10z^4\cdot\left(-3\right)$$  

• $$7z^5$$  

• $$-30z^4$$  

• $$7z^4$$  

• $$-30z^5$$  

Multiple Choice

Simplify the following expression.

$$m^2\cdot2m^3$$  

• $$2m^5$$  

• $$3m^5$$  

• $$2m^6$$  

• $$3m^6$$  

Multiple Choice

Simplify the following expression.

$$-2n\cdot8n^9$$  

• $$6n^{10}$$  

• $$6n^9$$  

• $$-16n^{10}$$  

• $$-16n^9$$  

Review: dividing terms

Review: dividing terms

Review: dividing terms

Multiple Choice

$$\frac{5^7}{5^4}$$

• $$5^3$$

• $$5^{11}$$

• 
  $$5^3$$

Multiple Choice

$$\frac{X^{10}}{X^3}$$

• X^7
• X^4
• X^10
• X^3

Multiple Choice

Simplify the following expression.

$$\frac{8x^6}{2x^2}$$  

• $$4x^4$$  
  

• $$6x^4$$  

• $$4x^3$$  

• $$6x^3$$  

Coefficient is a fraction?!

Then your answer will also be a fraction. Put the numerator/top number on the top of the fraction and the denominator/bottom number on the bottom of the fraction.

Multiple Choice

Simplify the following expression.

$$\frac{10y^8}{4y^2}$$  

• $$\frac{5y^4}{2}$$  
  

• $$6x^6$$  

• $$\frac{5y^6}{2}$$  

• $$6x^4$$  

Multiple Choice

Simplify the following expression.

$$\frac{16a^2}{2a}$$  

• $$14a$$  
  

• $$8a$$  

• $$8a^2$$  

• $$14a^2$$  

Multiple Choice

Simplify the following expression.

$$\frac{3c^{12}}{9c^6}$$  

• $$3c^6$$  
  

• $$-6c^2$$  

• $$-6c^6$$  

• $$\frac{c^6}{3}$$