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Mathematics for IGCSE & O level - Indices 2 (Section 1 - No. 11)
Simplify a
2
* b
3
* a
-1
* b
ab
3
ab
4
a
2
b
3
a
3
b
4
Explanation
a
2
* a
-1
* b
3
* b = a
1
b
4
= ab
4
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