Question

Va rog am nevoie urgent ...!!!
Dau coroana !​

Answer 1

Răspuns:

Explicație pas cu pas:

a)  $=2\sqrt{72} (12\sqrt{3} -5\sqrt{3} -4\sqrt{3} )\\=2\sqrt{72} *3\sqrt{3} \\2*6\sqrt{2} *3\sqrt{3} \\36\sqrt{6$

b)  $3\sqrt{48} (12\sqrt{2} -10\sqrt{2} -4\sqrt{2} )\\3\sqrt{48}*(-2\sqrt{2} )\\-3*4\sqrt{3} *2\sqrt{2}\\-24\sqrt{3}$