c: \(3=\sqrt{16}-1< \sqrt{17}-1\)
So sánh:
a) \(4\sqrt{7}\) và \(3\sqrt{13}\)
b) \(3\sqrt{12}\) và \(2\sqrt{16}\)
c) \(\dfrac{1}{4}\sqrt{84}\) và \(6\sqrt{\dfrac{1}{7}}\)
d) \(3\sqrt{12}\) và \(2\sqrt{16}\)
e) \(\dfrac{1}{2}\sqrt{\dfrac{17}{2}}\) và \(\dfrac{1}{3}\sqrt{19}\)
cho a,b,b khác 0 thoả mãn: a*b*c=24 và 3a+ 4b + 6c =48/a +6/b+24/c Chứng minh rằng (a-4)*(b-3)*(c-2) HELP ME 10.20p nọp bài ạ
so sánh
\(a.3\sqrt{26}\) và 15
\(b.-5\sqrt{35}\) và 30
c.\(\sqrt{34-10\sqrt{3}}\) và 5-\(\sqrt{3}\)
d.\(\sqrt{16+225}\) và \(\sqrt{16}+\sqrt{225}\)
So sánh : a. 2√6 và 3√3 b. 2/5 √6 và 7/4 √1/3
bài 1 So sánh
a) 1 và \(\sqrt{3}-1\)
b) 2\(\sqrt{31}\) và 10
c) \(\sqrt{15}-1\) và \(\sqrt{10}\)
So sánh
a)2.\(\sqrt{5}\) và 5
b)\(\dfrac{1}{3}.\sqrt{16}\) và \(\sqrt{12}\)
so sánh
\(\sqrt{2}+\sqrt{3}\) và 2
\(\sqrt{8}+\sqrt{5}\) và \(\sqrt{7}-\sqrt{6}\)
so sánh
\(\sqrt{3\sqrt{3}}\) và \(\sqrt{3}+1\)
so sánh
\(3\sqrt{26}\) và 15
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