1) The degree of polynomial 5xy - 7x2y + 8x2y2 - 2x2y3 is

degree of the polynomial is 5.
as,    5x​1y1-7x2y1 + 8x2y- 2x2y3
        
       =   (1+1)  (2+1)  (2+2)  (2+3)
     degree's are  =   2 , 3 , 4 , 5
then highest degree is 5.
ans =  5
 

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