giúp mik làm bài này với
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làm giúp mik bài này với
28 tháng 4 2022
Your house is smaller than my house
The red car is more expensive than the black one
The bathroom has a sink, a tub and a shower
Trung is the tallest person in the group
Is this the best refrigerator you got?
N houses in this street is older than mine
Madonna sings the most beautifully
Their address is at 83 Son Tay street
TP
28 tháng 4 2022
Your house is smaller than my house.
The red car is more expensive than the black one.
The bathroom has a sink, a tub and a shower.
Trung is the tallest in the group.
Is this the best refrigerator you have?
No houses on the street is older than my house.
There is a living room, a bed room and a kitchen in my house.
Madonna sings the most beautifully.
How about going to the beach for a chance?
Their house is at 83 Son Tay Street.
1 tháng 11 2021
\(a,=\dfrac{\sqrt{3}\left(\sqrt{5}-\sqrt{2}\right)}{\sqrt{7}\left(\sqrt{5}-\sqrt{2}\right)}=\dfrac{\sqrt{21}}{7}\\ b,=\dfrac{\sqrt{5}\left(\sqrt{3}+\sqrt{2}\right)}{\sqrt{4}\left(\sqrt{3}+\sqrt{2}\right)}=\dfrac{\sqrt{5}}{2}\\ c,=\dfrac{\sqrt{x}\left(\sqrt{x}+\sqrt{y}\right)}{\sqrt{y}\left(\sqrt{x}+\sqrt{y}\right)}=\dfrac{\sqrt{xy}}{y}\\ d,=\dfrac{\left(\sqrt{3}-\sqrt{2}\right)\left(2\sqrt{5}-\sqrt{3}\right)}{\left(2\sqrt{5}-\sqrt{3}\right)\left(1-\sqrt{2}\right)}=\dfrac{\sqrt{3}-\sqrt{2}}{1-\sqrt{2}}\\ =\left(\sqrt{2}-\sqrt{3}\right)\left(\sqrt{2}+1\right)=2+\sqrt{2}-\sqrt{6}+\sqrt{3}\)
NN
2
N
3
7 tháng 10 2021
d2: =sum(a2:c2)
d3: =sum(a3:c3)
d4: =sum(a4:c4)
d5: =sum(a5:c5)
d6: =sum(a6:c6)