Question

calculati a) 0,5radical din 0 04 + 1 supra 6 radical din 144 b) 2 x radical din un intreg si 9supra 16 - 1

Answer 1

a) 0,5√0 04 + 1/6√144=

5/10√4/100+1/6×12=

(1/2)×(2/10)+2=

1/10+¹⁰2=21/10

b) 2 x√1 9/16 - 1=

2×√(16+9)/16-1=

2×√25/4-1=

2×5/4-1=

5/2-²1=(5-4)/2=1/2