Question

Descompuneti in factori grupand mai intai convenabil termenii: 15x²y³+3x²y+10y²z²+2z²=? Calculatimi va roggg!!

Answer 1

$3x^{2}y(5y^{2} +1)+2^{2} (5 y^{2}+1 )= (5 y^{2}+1 )( 3x^{2}y+2z^{2})$