If 5^x − 3^y = 13438 and 5^(x−1) + 3^(y+1) = 9686, then x +... — Quantitative Ability 2019

Question 497 Quantitative Ability 2019 Medium NAT +3.00 marks

If 5^x − 3^y = 13438 and 5^(x−1) + 3^(y+1) = 9686, then x + y equals

← Previous Next →