1.Reduceti termenii asemenea:
a) 3[tex] a^{2} b - 5ab^{2} - 7a^{2} b + a^{2}b + 5ab^{2} [/tex]
b)[tex]2 \sqrt2{x}^{3} - 3 x^{3} - 4x - (4x + 3 x^{2} - 2\sqrt2{x}^{3})[/tex]
c)[tex] \sqrt2{x} - \sqrt3{y} - \sqrt2{y} + \sqrt3{x} [/tex]