Question

28th question's answer

Answer 1

As x^a + x^b = x^(a+b) and (x^a)^b = x^ab  Numerator power : 2a+2b+2b+2c+2c+2a=4a+4b+4c  At down : 4a+4b+4c  When divided they both cancel out each other and the answer will be 1.