Question

已知|x-4|+(4y-1)²+√1-z =0,求x^3n y^3n+1 z^5n+6 -x的值,要详细过程

Answer 1

∵|x-4|+(4y-1)²+√1-z =0

∴x-4=0 4y-1=0 1-z=0

∴x=4 y=1/4 z=1

∴原式=4^(3n)*(1/4)^(3n+1)*1^(5n+6)-4

=(4*1/4)^(3n)*1/4*1-4

=1/4-4

=-15/4