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Mathematics
6th -
8thgrade
Index Notation (Expanded, Index and Numerical forms)
10 questions
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- 1. Multiple Choice
What is 45 in expanded form?
4 x 5
4 x 4 x 4 x 4 x 4
1024
5 x 5 x 5 x 5 x 5
- 2. Multiple Choice
What is a3 x b2 in expanded form?
a x 3 x b x 2
a x a x b x b x b
ab5
a x a x a x b x b
- 3. Multiple Choice
What is 32a3b5 in expanded form?
9a3b5
3ab10
3 x 3 x a x a x a x b x b x b x b x b
3 x 3 x a x a x b x b x b x b x b x b
- 4. Multiple Choice
Write the following in index form; 2 x 2 x a x a x b
4a2b
22a2b
22ab3
4ab2
- 5. Multiple Choice
Write 6 x 6 x 6 in index form.
63
216
3 x 6
36
- 6. Multiple Choice
Write 93 x 94 in expanded form.
97
9 x 9 x 9 x 9 x 9 x 9 x 9
729 + 6561
7290
- 7. Multiple Choice
When you have multiplying bases simplify the index notation by;
subtracting the exponents
dividing the exponents
multiplying the exponents
adding the exponents
- 8. Multiple Choice
Simplify 93 x 94.
912
97
817
9-1
- 9. Multiple Choice
Evaluate 97 on your calculator.
4782969
63
4789296
4782996
- 10. Multiple Choice
If you add exponents when there are multiplying bases, what do you do when the bases are dividing?
multiple the exponents
divide the exponents
add the exponents
subtract the exponents
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