243 is the ______ power of 3.
5th
3rd
2nd
4th
243 = 3 x 3 x 3 x 3 x 3 = 35
Hence, 5th power.
Evaluate :
1. 4/(216) to the power of -2/3 + 1/(256) to the power of -3/4 + 2/(243) to the power of -1/5.