A) Six
B) Five
C) Four
D) Eleven
Correct Answer: A
Solution :
[a] It is clear from the figure m<5 and n<4 so, \[1\le m<5\] and \[2\le n\le 4\] Also \[2m+n-2>0\] and \[4m+5n-20<0.\] under these condition possible coordinates are \[(1,1),(1,2),(1,3),(2,1),(2,2),(3,2)\]You need to login to perform this action.
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