Tìm x, y, biết: (x + 1,5)^2 + (y - 2,5)^10 = 0

c,2^4=32
d,(x+1,5)^2 +(y-2,5)^10=0
e,2^-2.2^x+2.2^x=9.2^x
f,9^-x.27^x243
g,3^-2.3^4.3^x=3^7