Can you Simplify Oxford University Entrance Exam Question ?

[@НатальяСардачук]

👌👏

[@superacademy247]

Thanks 💖🔥✅

[@timeonly1401]

Once you get 2^9 + 3^10, it's easier to get 3^10 by computation instead of all the extra algebra:
3^10 = (3^4)(3^4)(3^2) = (81)(81)(9) = (6561)(9) = (6561)(10 - 1) = 65610 - 6561 = 59049.
Or..
3^10 = (3^5)(3^5) = (81*3)(81*3) = (243)(243) = 59049

[@-basicmaths862]

Answer {2^9+3^10}