308750
1887125
993815
251239
3774250
1987630
13511390
16087698
7041403
5919713
Prove that 4 ∤ (n2+2) for any integer n
3/a + 2/a = 1/2
52 squared = 2704
If:
x = [[1, - 2], [2, 1]] and I * 2 = [[1, 0], [0, 1]]
find (x-2)².
(52)²
expand with identity : (52)²
67 fraction
