B = 3⁴⁶:[9²²+3²⁰x27⁸+9³⁰ :81⁴]-2²³:(2²²+2²²) =
= 3⁴⁶:[3⁴⁴+3²⁰x3²⁴+3⁶⁰ :3¹⁶]-2²³:2²²(2⁰+2⁰) =
= 3⁴⁶:[3⁴⁴+3⁴⁴+3⁴⁴]-2²³:2²²(1+1) =
= 3⁴⁶:[3⁴⁴×(3°+3°+3°)]-2²³:2²²×2 =
= 3⁴⁶:[3⁴⁴×(3°+3°+3°)]-2²³:2²³ =
= 3⁴⁶:[3⁴⁴×(1+1+1)]-2° =
= 3⁴⁶:[3⁴⁴×3-1 =
= 3⁴⁶:3⁴⁵-1 =
= 3-1=2