Các câu hỏi tương tự
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)
bai 2: so sanh
a, 15 va \(\sqrt{235}\)
b,\(\sqrt{7}\)+ \(\sqrt{15}\)va 7
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)
\(\sqrt[2]{3}va\sqrt[3]{2}\)
tinh va so sanh:
a:\(\sqrt{9\cdot4}\)va \(\sqrt{9}\cdot\sqrt{4}\)
b:\(\sqrt{169-144}\)va \(\sqrt{169}-\sqrt{144}\)
so sanh cac so sau(khong dung may tinh)
a) 15 va \(\sqrt{235}\)
1. So sánh
a) \(4+\sqrt{33}va\sqrt{29}+\sqrt{14}\)
b) \(\sqrt{23}+\sqrt{15}va\sqrt{91}\)
so sanh \(\sqrt{49-16}\) va\(\sqrt{49}\) -\(\sqrt{16}\)
\(\sqrt{0,04}\) va \(0,04\)
\(8\) va \(\sqrt{8}\)
so sanh
a) 2^90 va 5^36
b) 99^200 va 9999^100
c) 2^150 va 3^100
d) \(\sqrt{26+2}\) va \(\sqrt{26}\)+ \(\sqrt{2}\)