Question

efectuati calculele:
a)

$\sqrt{6 \times \sqrt{576 \:} } + \sqrt{3 \times \sqrt{144} }$
b)
$\sqrt{760 - \sqrt{961} } + \sqrt{1331 - \sqrt{1225} }$
c)
$\sqrt{63 + 3 \times \sqrt{729} } + \sqrt{540 + 2 \sqrt{324} }$
d)
$\sqrt{399240 + \sqrt{32902} + \sqrt{910116} }$

​

Answer 1

la prima:✓6×24 +✓3×12=

=✓144+✓36

=12+6

=1

b). ✓760-31+✓1331-35=

✓729+✓1296=

27+36=63

c)✓63+3×27+✓542+36=

✓144+✓578=

12+17✓2=

o forma alternativa 36,04163

d) ✓399240+✓32902+954=

✓399240+184=

✓389424=632