Question

Calculati
a] 2 la puterea a 3a
b] 4 la puterea a 4a
c] 1la puterea 8
d] 10 la puterea 0
e] 0 la puterea 9 
f] (-2) la puterea a4a
g] (-3)la puterea a 3a
h] (-1) la puterea a20a
i]1 la puterea -1
j] (-2) la puterea -3

Answer 1

a) 8
b) $4^{4} =( 2^{2}) ^{4} =2 ^{8} =256$
c) 1
d) 1
e) 0
f) 16
g) -27
h) 1
i) 1
j) $( -2)^{-3} = \frac{1}{(-2) ^{3} } =- \frac{1}{8} =-0,125$