Monomials

Monomials

by María Glez Lorenzo

¿​Monomials?

• ​Do you remember how can we express any number?

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Multiple Select

A natural number

• n

• x

• b

• c

Multiple Choice

The next number

• x

• x - 1

• x + 1

• 2x

Multiple Choice

Double of a number

• x

• x - 1

• x + 1

• 2x

Multiple Choice

Double of the next number

• x

• 2x + 1

• 2 · (x + 1)

• 2x

Multiple Choice

Which is the coefficient of 3x?

• 3

• x

• 3x

• None

Multiple Choice

Which is the literal part of 3x?

• 3

• x

• 3x

• None

Multiple Choice

Which is the coefficient of $$-5x^2$$  ?

• $$-5$$  

• $$x^2$$  

• $$-5x^2$$  

• None

Multiple Choice

Which is the literal part of $$2xy^2$$  ?

• $$2$$  

• $$x$$  

• $$y^2$$  

• $$xy^2$$  

Multiple Choice

Which is the degree of $$-3xy^3$$  ?

• 0

• 1

• 3

• 4

Multiple Choice

Which is the degree of $$2a^2bc^2$$  ?

• 2

• 1

• 5

• 7

​Algebraic expressions

• ​Coefficient

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• ​Literal Part

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• ​Degree of a monomial

​Numerical Value of a monomial

• ​The value of the monomial is known when the letters take specific values.

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Multiple Choice

Calculate the numerical value of $$5x^2$$  when $$x=1$$  

• $$5$$  

• $$x$$  

• $$10$$  

• $$-5$$  

Multiple Choice

Calculate the numerical value of $$-4a^2$$  when $$a=-3$$  

• $$-7$$  

• $$12$$  

• $$-12$$  

• $$-36$$  

Open Ended

How can we add and subtract monomials?