Răspunsuri

2014-11-05T23:21:07+02:00
a) x² : 2²=3²²

x²=3²²*2²

x²=(3¹¹*2)²

x=3¹¹*2=354294

b) 25²-x=24²

x=25²-24²=625-576=49

c) x:10³=10⁰
x=10°*10³=1*1000=1000

d) 441 : x= 21²
x-441:21²=441:441=1

e) x- 2⁵=5³
x=5³-2⁵=125-32=93


f)324: x = (3²×2)²
x=324:324
x=1