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O De Homework-Jaylo Speliman-Google Chrome Secure https//www mathxl Jayla Spetmnan &112118 10-16 PM Math 103-008 College Algebra & Trig tor Eng& Sci 1 (008Morgan-Spring 2018 Homework: Section R.4 Homework Score: 0 of 1 pt R.4.23 60f 25 (19 complete) Hw Score: 72%, 18 of 25 pts State whether te folowing o pression is a Polynomial "'s, give itsdegree "is not, state why not Select the corect chokce below and, it necessary, fill in the answer box to complede your choice A. The expresslon is a polymomial ts degree 1 (Type a whole number.) O B. The expression is not a polynomial because the exponent of the variable of one of the terms is not O C. The expression is not a polynomial because it has the diffecrence of two monomials nonnegative integer Click to select and enter your answens) and then click Check Answer Final Check Clear All OKExplanation / Answer
2x^7 - 4/ x^4
since the exponent of x in the expression is negative
that is 2x^7 - 4x^-4
so,this expression is not a polynomial
option b is correct
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