Question

*5√x² - 7xy -23 is a polynomial or not?*

1️⃣ yes
2️⃣ no​

Answer 1

Answer:

yes it is a polynomial

Step-by-step explanation:

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Answer 2

SOLUTION

TO CHOOSE THE CORRECT OPTION

5√x² - 7xy -23 is a polynomial or not

1. Yes

2. No

CONCEPT TO BE IMPLEMENTED

Polynomial

Polynomial is a mathematical expression consisting of variables, constants that can be combined using mathematical operations addition, subtraction, multiplication and whole number exponentiation of variables

EVALUATION

Here the given algebraic expression is

$\sf{5 \sqrt{ {x}^{2} } - 7xy - 23 }$

Which can be rewritten as

$\sf{5x - 7xy - 23 }$

So the variables involved in the expression are x and y

Now the expression consisting of variables, constants that are be combined using mathematical operations subtraction, multiplication and whole number exponentiation of variables

So the expression is polynomial

FINAL ANSWER

Hence the correct option is 1. Yes

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