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3y+x>2, x+2y
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is 3y+x>2 and x+2y2-3-2y
3y>-1-2y
3y+2y>-1
y>-1
12 years ago
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TCS Other Question
a drawer holds 4 red hats and for blue hats. What is the probability of getting exactly 3 red hats or exactly 3 blue hats when taking out 4 hats at random and return every hat to drawer before taking out another one
1!+2!+3!+.....+50!=?