3/1*1/2*(-1/5)=
3/1⋅1/2⋅(-1/5)=
0<8n+7-7
2,180,341,671,629,941,840,536,805,667,372,280 x 39 =
C^{27\ }\left[Mod\left(55\right)\right]
3*1/2*(-1/5)=
(3 $a^{3}$ ) $^{2}$
√5 (1/2)^(2x-4)=25^(3x)
1/6 + 1 ½
$x^{2}$ + 6x + 9 = 0