Pre Mean Post Mean
3.50 4.30
3.00 3.50
2.80 3.20
2.50 2.80
3.10 3.50
3.40 3.90
3.20 3.70
3.00 3.40
2.80 3.10
3.50 4.00
...
3300^2-(X+210)^2=(4X+210)^2
250=25a+5b
0=100a+10b
(2 t\sqrt{t}t -3) 2^{2}2 - t 2^{2}2 = 0
(2 t\sqrt{t}t -3) a2a^{2}a2 - t a2a^{2}a2 = 0
16\sqrt{16}16
□\sqrt{\Box}□ 16 =
Find the area if the perimeter of a square plot is 48 m.
how to work out variations
Some birds, including Ha, Long, Nha and Trang, are perching on four parallel wires. There are 10 birds perched above Ha. There are...
