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1. If A={x+y=16} and B={9x+25y=225}. Then n(A union B) is equal to (1)Zero (2)2 (3)4 (4) infinite |
| Answer» 1. If A={x+y=16} and B={9x+25y=225}. Then n(A union B) is equal to (1)Zero (2)2 (3)4 (4) infinite | |