Question

find the arithmetic mean of:
1.cubes of the first four natural numbers.

Answer 1

(1^3 + 2^3 + 3^3 + 4^3) / 4 = (1 + 8 + 27 + 64 ) / 4
= 100 / 4 =25

Answer 2

Answer:

,(1^3+2^3+^3+4^3)/4=(1+8+27+64)/4

=100/4=25