exam Maths Puzzle Numerical Ability

-2^0x^2y^2x^-2 + 3y^2/x^2 - 4x^-2/y^-2 + 5y^2

PLEASE HELP ME SIMPLIFY!

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exam Other Question

If triangle TUV has coordinates T(1,1) U(2,5)V(0,4)
Find the coordinates of the vertices of triangle TUV after a 90 degree clockwise rotation. I need to solve this equation on a worksheet:

log X +log (X + 2) = log 3

Thank you!!!