1) 2√3 < 3√2
√3≈1,73; √2≈1,41; 2*1,73=3,46; 3*1,41=4,23
2) 2√5 < 3√2
√5≈2,24; √2≈1,73; 2*2,24=4,48; 3*1,73=5,19
или так:
3) √23 < 2√6
√23≈4,8; 2√6=√24≈4,9
4) 2/3√72 < 13√2/3
(2/3)*8,5≈5,6; √(2/3)≈1,23; 13*1,23=15,99
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Answers & Comments
1) 2√3 < 3√2
√3≈1,73; √2≈1,41; 2*1,73=3,46; 3*1,41=4,23
2) 2√5 < 3√2
√5≈2,24; √2≈1,73; 2*2,24=4,48; 3*1,73=5,19
или так:
3) √23 < 2√6
√23≈4,8; 2√6=√24≈4,9
4) 2/3√72 < 13√2/3
(2/3)*8,5≈5,6; √(2/3)≈1,23; 13*1,23=15,99