Find the Degree of the Following Polynomial and Determine Whether $21 x y z + 25 x ^ { 2 } z - 9 y ^ { 2 } z ^ { 3 } + 5 x y - x ^ { 2 } y ^ { 2 } z ^ { 2 }$

question 157

Multiple Choice

Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of
these.
- $21 x y z + 25 x ^ { 2 } z - 9 y ^ { 2 } z ^ { 3 } + 5 x y - x ^ { 2 } y ^ { 2 } z ^ { 2 }$

• A) 5; none of these
• B) 6; trinomial
• C) 1; trinomial
• D) 6; none of these

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