Question

Calculti: 25^2:5^4-768^0=
( ^ -> la puterea)

Answer 1

25^2:5^4-768^0=5^4:5^4-1=5^0-1=1-1=0

Answer 2

=(5×5)²:5⁴-1=5²×5²:5⁴-1=5⁴:5⁴-1=1-1=0