Question

$\sqrt{1 + 3} + \sqrt{1 - \frac {1}{3} } {}^{2} + \sqrt{0.16}$
VA ROOOG!!!!

Answer 1

√(1+3) +√(1-1/3)² +√0,16

=√4+√(2/3)² + √(16/100)

=2+2/3+4/10

=2+2/3+2/5, aducem la acelasi numitor

=(30+10+6)/15

=46/15

=3,0(6)