maths
posted by RS on .
complete the patterns: find the 50 th term and n th term
a)3,6,11,,27,,51,,..
b)0,3,8,,,35,,63,..
c)1,8,27,,,216,,512,..

a) looks like 2 more than the sequence of squares,
1+2 , 4+2, 9+2, 16+2, 25+2 , ... , 49+2 ....
b) hint: compare the squares to the sequence of squares
c) think cubes