Các câu hỏi tương tự
a) So sanh: \(\sqrt{17}+\sqrt{26}+1\)va \(\sqrt{99}\)
b) CMR: \(\frac{1}{\sqrt{1}}+\frac{1}{\sqrt{2}}+\frac{1}{\sqrt{3}}+...+\frac{1}{\sqrt{100}}>10\)
So Sánh \(\sqrt{17}\)+\(\sqrt{26}\)+1 va\(\sqrt{99}\)
so sanh x va y biet
a) x=\(2\sqrt{7}\)va y=\(3\sqrt{3}\)
b) x=\(6\sqrt{2}\)va y=\(5\sqrt{3}\)
c) x=\(\sqrt{31}-\sqrt{33}\) va y=\(6-\sqrt{11}\)
bai 4 so sanh cac so thuc
\(\frac{4}{9}va\)0,4(5)
\(\sqrt[2]{3}va\sqrt[3]{2}\)
so sánh:
a) \(2^{20}\)và \(5^{36}\)
b) \(99^{200}\)và \(9999^{100}\)
c) \(2^{150}\)và \(3^{100}\)
d) \(\sqrt{26+2}\)và \(\sqrt{26}\)+\(\sqrt{2}\)
bai 1 : tinh
\(\sqrt{49}\); \(\sqrt{-49}\) ; \(\sqrt{0,01}\)
bai 2 : so sanh
a,15 va \(\sqrt{235}\)
b,\(\sqrt{7}\)+ \(\sqrt{15}\)va 7
bai 3 ; tinh hop ly
A = 7,3.10,5-7,3.15+2,7.10,5-15.2,7
bai 4 : so sanh
a, 1,(05) va 0,(31)
b, 3,0(21) va 3,021
c,0,001 va 0,(001)
d,1,(31) va 1,(313)
So sánh
\(\sqrt{50+2}va\sqrt{50}+\sqrt{2}\)
\(\sqrt{63-27}va\sqrt{63}-\sqrt{27}\)
so sanh:
a) 3200 va 2200
b) 912 va 268
so sanh
224va 316
9920va 999910
291va 535