Processing math: 23%

x=pq-1 এবং y=1-pq হলে-

i. x + y = 0 

ii. xy=-1

iii. xy=(p-q)2q2

নিচের কোনটি সঠিক? 

Created: 1 year ago | Updated: 1 year ago
Updated: 1 year ago
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