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a=13663:(6+7^0)-2*3^3*37 b=2*2^29-4^15+(8^3)^4:4^18. c=[(5*5^4-5^4*3):5^4]11:2^11

Răspuns :

b=2*2^29-4^15+(8^3)^4:4^18=
=2*2^29-2^30+(2^9)^4:2^36=
=2^30-2^30+2^36:2^36=
=1

c=[(5*5^4-5^4*3):5^4]^11:2^11 =

=[(5^5-5^4*3):5^4]^11:2^11 =
=(5-3)^11:2^11 =
=2^11:2^11 =1