Sin70sin10
sin(15-x)cos(15+x)
sin75cos15
sin15cos45
4sin×17пи/24×sin×3пи/8
8cos×5пи/12×cos×пи/12
2×cos×7пи/12×sin×5пи/12​

Svetka707 Svetka707    2   20.04.2020 08:27    0