Respostas

2013-12-11T00:08:53-02:00
4x²-9=0
x²=9/4
x=√9/4
x= + - 3/2

5x³-625=0
x³=625/5
x³=125
x=∛125
x=5

x^{10}=1024
x=^10√1024 \sqrt[10]{1024}= 2