যদি -2<=x<2 and 3<=y<=8 তবে কোনটি সঠিক?
A. 1<=y-x=10
B. 1<=y-x<=5
C. 5<=y-x<=6
D. কোনোটিই নয়
সঠিক উত্তরঃ
C.
5<=y-x<=6
Explanation:
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