Question

1.Calcutati:
a) 2√3m-√2n-5√3m+6√2n+3√3m=?
b) (2x la a doua -3x+1)-(4-x la a doua +2x)=?

2.calculati, folosind formulele de calcul prescurtat:
a) (√10 x +√2)totul la a doua -(3√2x+2) . (3√2x+2)+(√5x-2)totul la a doua =?

Answer 1

rezolvarea e atasata