-√2/2
根据所给等式可知x=√2,y=-√2/2
X∧100*Y∧101
=√2∧100*(-√2/2)∧101
=√2∧100*(√2/2)∧100*(-√2/2)
=[√2*(√2/2)]∧100*(-√2/2)
=-√2/2