Is xy3+yz2-xz3 a polynomial or not?
The given expression is xy3+yz2-xz3 .
It is a polynomial as it has all the exponents that are positive numbers.
Hence, the given expression is a polynomial.
Write the degree of each polynomial given below:
(i) xy+7z (ii) x2−6x3+8
(iii) y−6y2+5y8 (iv) xyz−3
(v) xy+yz2−zx3 (vi) x5y7−8x3y8+10x4y4z4