If x = 10, a = 2 & b = 3, then:

10^{2} + 10^{3} = 100 + 1,000 = 1,100

ln(10^{2} + 10^{3})/ln(10) = log(1,100) = 3.041392685...

y = 3.041392685...

P.S.: **ln(x ^{a} + x^{b})/ln(x)** can also be simplified to

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