a)
2²⁰⁰= (2¹⁰)²⁰=1024²⁰; 1024²⁰ >729²⁰> 625²⁰
5⁸⁰= (5⁴)²⁰=625²⁰
3¹²⁰= (3⁶)²⁰=729²⁰
b)
4³³=(4⁴)¹¹=256¹¹; 256¹¹> 81¹¹> 49¹¹
7²²=(7²)¹¹=49¹¹
3⁴⁴= (3⁴)¹¹=81¹¹
c)
11¹⁶=(11²)⁸=121⁸=(121⁴)²; ( 128⁴)²* 2 > (128⁴)² >(121⁴)²
2⁵⁸=(2²⁹)²= ( 128⁴)²* 2
16¹⁴= (2²)²⁸=2⁵⁶=(2²⁸)²= (((2⁷)⁴)²=(128⁴)²