How to solve this type of questions??
Please explain in detail .....
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You have to think.
You have to search for patterns.
See that.
1 × 2 = 2
2 × 3 = 6
3 × 4 = 12
4 × 5 = 20
5 × 6 = 30
Therefore,
Answer is b = a × (a + 1)
You have to search for patterns.
See that.
1 × 2 = 2
2 × 3 = 6
3 × 4 = 12
4 × 5 = 20
5 × 6 = 30
Therefore,
Answer is b = a × (a + 1)
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