Which pair of expressions is equivalent to each other?
a
2 x 2 x 2 and 3²
b
6 x 6 x 6 x 6 and 4⁶
c
4 x 4 x 4 x 4 x 4 and 4⁵
d
8 x 8 x 8 x 8 x 8 x 8 and 8⁸

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.