Module 1 Exponents

Simplify. Leave your answer in scientific notation.

• 1.5 x 10²

• 17.5 x 10²

• 8.5 x 10^-4

• 8.5 x 10²

Which value is the greatest?

• 5.0 x 10^-9

• 5.0 x 10^-4

• 5.0 x 10⁶

• 5.0 x 10⁸

Which is the smallest?
1.3 x 10²⁰
2.9 x 10²¹
9.5 x 10³²
8.4 x 10¹⁹

• 1.3 x 10²⁰

• 2.9 x 10²¹

• 9.5 x 10³²

• 8.4 x 10¹⁹

Which is the largest?
4.8 x 10^-6 
1.3 x 10²⁰
3.1 x 10^-4
9.2 x 10^-5 
9.5 x 10³²
5.9 x 10^-5
2.9 x 10²¹
8.4 x 10¹⁹

• 9.5 x 10³²

• 3.1 x 10^-4

• 8.4 x 10¹⁹

• 4.8 x 10^-6 

The Disney Online store sold 2 x 10⁴ Anna dolls last year.  They also sold 8 x 10⁴ Elsa dolls.  How many more Elsa dolls were sold than Anna dolls?

• 4.0 x 10⁰ more dolls

• 10 x 10⁴ more dolls

• 6.0 x 10⁴ more dolls

• 6.0 x 10⁰ more dolls

Anything raised to a power of zero is always: 

• 0

• 1

• itself

• negative

Power to a Power Law states: keep the base the same and do this to the exponents.

• multiply

• add

• subtract

• divide

Solve (hint: there's more than 1 law you must obey)

• x²⁸y¹² / x²y

• x²⁸y¹² / x⁸y⁴

• x²⁰y⁸

(4x)³

• 7x³

• 64x³

• 12x³

• 16x³

(2³)(2²)

• 64

• 8

• 32

• 4