Question

Calculati:√0,49+√1,96

Answer 1

$\sqrt{0,49}+\sqrt{1,96}=\sqrt\dfrac{49}{100}}+\sqrt{\dfrac{196}{100}}=\dfrac{7}{10}+\sqrt{\dfrac{49}{25}}=\dfrac{7}{10}+\dfrac{7}{5}=\dfrac{7+14}{10}=\dfrac{21}{10}=22:10=2,1$

Answer 2

√0,49+√1,96 =
=√49/100+√196/100
=√7²/10²+√14²/10²
=7/10+14/10
=21/10
=2,1