Question 7 (1 point)\ Let

x

and

Y

be defined as follows:\

x={ainZ|a=4x, for some ,xinZ},

\ and\

Y={binZ|b=4y-4, for some ,yinZ}.

\ Which statement is true?\

xY\ x=Y\ Yx\ x!=Y

Let X and Y be defined as follows: X={aZa=4x for and Y={bZb=4y4fo Which statement is true? XYX=YYXX=Y