Quiz about Monomials (Adding & Subtracting)

Question 1

When adding or subtracting monomials, what happens to the exponents?

Accepted Answer

The exponents stay the same.

Answer

You add or subtract them from each other.

Question 2

Is $$\frac{5}{k^2}$$ a monomial?

Accepted Answer

No

Answer

Yes

Question 3

Simplify the following monomial: $$11c^2d^2-20c^2d^2$$

Accepted Answer

$$-9c^2d^2$$

Answer

$$31c^2d^2$$

Answer

$$9c^2d^2$$

Answer

$$-31c^2d^2$$

Question 4

Simplify the following expression: 2c³ + 8c³

Accepted Answer

10c3

Answer

10c6

Answer

10c9

Answer

10 + c3

Question 5

From $$-9xy^2$$ subtract $$6xy^2$$

Accepted Answer

$$-15xy^2$$

Answer

$$-3xy^2$$

Answer

$$3xy^2$$

Answer

$$15xy^2$$

Question 6

-8mn + 9mn

Accepted Answer

mn

Answer

-1mn

Answer

m2n2

Answer

-1m2n2

Question 7

Write the following in Exponential Form

2 x 2 x 2 x 2

Accepted Answer

24

Answer

42

Answer

16

Question 8

Which is equivalent to 5 x 5 x 5 x 5 ?

Accepted Answer

54

Answer

53

Answer

45

Answer

55

Question 9

Which is equivalent to

7 x 7 x 7 x 7 x 7 x 7 ?

Accepted Answer

76

Answer

75

Answer

67

Answer

77

Question 10

Apply what you know.

Select all that represent the perimeter of the triangle.

Accepted Answer

$$4m^2+3mn^2+7mn^2$$

Accepted Answer

$$10mn^2+4m^2$$

Answer

$$14mn^2$$

Answer

$$10mn^4+4m^2$$

Question 11

Question 11.

Accepted Answer

$$-3pq^7$$

Answer

$$-1pq^7$$

Answer

$$-3p^2q^{14}$$

Answer

$$-1p^2q^{14}$$

Question 12

Add.

Accepted Answer

$$19a^5b^2$$

Answer

$$19a^{10}b^4$$

Answer

$$19a^{10}b^2$$

Monomials (Adding & Subtracting)

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