X={x : x-4=0 and x is a natural number}, Y={ x : x2=16 and x is a natural number}, Z={x : x>4 and x<16, x is a natural number}
a) X and Y
b) Y and Z
c) X and Z
d) X, Y and Z
Which of the sets are equal?
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answerhappygod
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Which of the sets are equal?
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