A) 7
B) 28
C) 124
D) 215
Correct Answer: B
Solution :
| [b] The given sequence is based on the following pattern \[{{2}^{3}}-1=7\]\[\Rightarrow \]\[{{3}^{3}}-1=26\ne [28]\] \[{{4}^{3}}-1\text{ }=63\]\[\Rightarrow \]\[{{5}^{3}}-1=124\] \[{{6}^{3}}-1=215\] and so on. \[\therefore \] The wrong term \[=28\] |
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