" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2a....x=raix(-25)=+-5i
3a...x^2-12x=0; x(x-12)=0; x1=0, x2=12
4a....(2x)^2-32=0; 4x^2=32; x=+-raiz8
5a....(3x)^2+75=0; 9x^2=-75; x=+-raiz75/9