Question

if square root of 5 =2.236 then the value of √5/2-10√5+√125 is equal to
a)8.944
b)10.062
c)7.826
d)5.59

Answer 1

$\sqrt{5}/2$-10$\sqrt{5}$+$\sqrt{125}$
=2.236/2-10X2.236+5X2.236
=1.118-22.36+11.18
= -10.062

Answer 2

Maybe Option
(b) - 10.062....