Question

Solve this problem and get 20 points...Spams will be deleted.....

Answer 1

a^m/a^n=a^(m-n)
x^a(b-c)-{b(c-a)} ÷ [x^(b-a)]^c
x^ab-ac+bc-ab ÷x^bc-ac
x^(-ac+bc)-(+bc-ac)
x^(-ac+bc-bc+ac)=1
x^0=1

Answer 2

x raised to the power of 0 is equal to 1