[(-18)^12/3^12 - 6^4·6^7]/[(-2)^10·3^10] +
+(9^6 - 27^3)/(-27)^3 + (-2)^13/(-4)^6=
=[2^12·3^24/3^12 - 2^11·3^11]/[2^10·3^10] +
+(3^12 - 3^9)/(- 3^9) + (-2)^13/2^12=
=[2^12·3^12 - 2^11·3^11]/[2^10·3^10] +
+(3^12 - 3^9)/(- 3^9) + (-2)^13/2^12=
=30 +( -26) +( -2)=2
[(-18)^12 / 3^12 -6^4 *6^7]/[(-2)^10*3^10]+ (9^6-27^3)/(-27)^3 + (-2)^13/(-4)^6 =
= [(3*6)^12 / 3^12 -6^(4 +7)]/[(2 * 3)^10]+ (9^6-(9*3)^3)/(-9*3)^3 + (-2)^13/(2^2)^6
= [(6)^12 -6^11]/[(-6)^10]+ (9^3-(3)^3)/(-3)^3 + (-2)^13/(-2^2)^6 =
= [(5*6)] + (3^6-(3)^3)/(-3)^3 + (-2)^13/(2)^12 =
= [(5*6)] + -26 + (-2) = 2