1. Find the missing number in the series.
4, 18, ...., 100, 180, 294, 448
(a) 48
(b) SO
(c) 58
(d) 60
Answers
Answered by
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a) 48
Step-by-step explanation :-
2³- 2² = 8 - 4 = 4
3³ - 3² = 27 - 9 = 18
4³ - 4³ = 64 - 16 = 48
5³ - 5² = 125 - 25 = 100
6³ - 6² = 216 - 36 = 180
7³ - 7³ = 343 - 49 = 294
8³ - 8³ = 512 - 64 = 448
So, the answer is 48.
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