Let \( N \) be the number of integral solution of the equation \( x... VIDEO
Let \( N \) be the number of integral solution of the equation \( x+y+z+w=15 \) where \( x \geq 0, y5 \), \( z \geq 2 \) and \( w \geq 1 \). Find the unit digit of \( N \).https://bit.ly/YTAI_PWAP https://www.pw.live
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