Name: 
 

Lesson 2 - Expressing a Number as a Power



 1. 

What is the exponent of the power mc001-1.jpg?
a.
-9
b.
2
c.
-2
d.
9
 

 2. 

What is the base of the power mc002-1.jpg?
a.
-4
b.
4
c.
7
d.
-7
 

 3. 

What is the base of the power (–4)7?
a.
–4
b.
4
c.
7
d.
–7
 

 4. 

Which repeated multiplication is equivalent to mc004-1.jpg?
a.
mc004-2.jpg
c.
mc004-4.jpg
b.
mc004-3.jpg
d.
mc004-5.jpg
 

 5. 

Which power is equivalent to -(7)(7)(7)(7)(7)?
a.
(-7)5
b.
-77
c.
-7 mc005-1.jpg 5
d.
-75
 

 6. 

What is the value of the power 45?
a.
1024
b.
512
c.
625
d.
3125
 

 7. 

What is the value of 80?
a.
0
b.
1
c.
8
d.
undefined
 

 8. 

Which power has a value of -1?
a.
(-3)0
b.
30
c.
-30
 

 9. 

Which power is equivalent to mc009-1.jpg?
a.
mc009-2.jpg
b.
mc009-3.jpg
c.
mc009-4.jpg
 

 10. 

Which repeated mutiplication is equivalent to mc010-1.jpg?
a.
mc010-2.jpg
b.
mc010-3.jpg
c.
mc010-4.jpg
 



 
Check Your Work     Start Over