Question

37. ? How many perfect cubes are there in the sequence 1', 22, 39, 44, ..., 100 (A) 33 (B) 37 (C) 36 (D) 34

JEE/Engineering Exams

Maths

Solution

173

4.0 (1 ratings)

( i n quad(T) 2^{2},left(3^{3}right) cup^{4} ldots-100^{100} ) Dloperfect cubes are ( n^{n} ) is pertact whe if i) ( n ) is multiple of iv ( n ) is perfact woes ( therefore ) Total perfect cube ( =32+3 ) [ =36 ]