Question

Bài 7 Thực hiện phép tính 

a ( \(\frac{\sqrt{9}}{2}+\frac{\sqrt{1}}{2}-\sqrt{2}\)  ) \(\sqrt{2}\)

b) \(\left(\frac{\sqrt{8}}{3}-\sqrt{24}+\frac{\sqrt{50}}{3}\right)\sqrt{6}\)

c) \(\left(\sqrt{6}+\sqrt{2}\right).\left(\sqrt{3}-\sqrt{2}\right)\)

d) \(\left(3\sqrt{2}+1\right)\left(3\sqrt{2}-1\right)\)

e ) (\(\left(\sqrt{5}-2\sqrt{3}\right)\left(\sqrt{5}+2\sqrt{3}\right)\)

g)\(\left(\frac{\sqrt{2}}{3}-\sqrt{\frac{3}{2}}\right)^2\)

h) \(\sqrt{52}:\sqrt{117}\)

i) \(\sqrt{2}:\sqrt{72}\)

l ) \(\left(\frac{\sqrt{1}}{5}-\frac{\sqrt{9}}{5}\right)+\sqrt{5}\)

k) \(\left(\sqrt{12}+\sqrt{27}-\sqrt{3}\right):\sqrt{3}\)

m) \(\frac{\sqrt{2}+\sqrt{3}}{\sqrt{3}}\)

n) \(\frac{\sqrt{6-2\sqrt{5}}}{1-\sqrt{5}}\)

Answer 1

a) 2√2 -2

b) -12-√12

c) 3√6 -6

d) 17

e) -7

g) (29-6√12)/18

h) 2/3

l) (-2+5√5)/5

i) 1/6

k) 4

m) (√6+3)/3

n) 1

Answer 2

Thực hiện luôn ra bấm máy tính bố mày chả bấm được?