algebra

Determine whether each expression is a polynomial. If it is a polynomial, find the degree and determine whether it is a monomial, binomial, or trinomial.

1. 7a^2b + 3b^2 – a^2b

2. 6g^2h^3k

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  1. if there are all positive exponents, then it is a polynomial.

    Terms are separated by +/- signs, so just count the terms to determine the type.

    Add the exponents in each term; the highest sum is the degree of the polynomial.

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