Răspuns:
[3⁴⁸:3¹⁸+(2⁴)⁵+6²³:6¹³]:[(3⁵)²ₓ(2²)⁵+3¹⁷ₓ3¹³+(2⁵)⁴]= [3³⁰ +2²⁰ +6¹⁰]:[3¹⁰ ₓ 2¹⁰+3³⁰+2²⁰]=[3³⁰ +2²⁰ +6¹⁰] :[ 6¹⁰ +3³⁰ +2²⁰]=1
10 ₓ {24²:576 +3 ₓ [(3²ₓ 2)¹⁵:(3²⁹ ₓ2¹⁵)+1²¹]}:13=
=10 ₓ {24² :24²+3 ₓ[(3³⁰ ₓ 2¹⁵):(3²⁹ ₓ2¹⁵)+1]}:13=
=10 ₓ[1+3 ₓ(3+1)]:13=10 ₓ(1+3 ₓ4):13=10 ₓ13:13=10
