A high speed train travels a distance of 503 km in 3 hours.
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The expression is a 3rd-degree polynomial with 4 terms.
Given
The polynomial is;
A polynomial is an expression consisting of coefficients and variables which are also known as indeterminates.
The highest degree exponent term in a polynomial is known as its degree.
Then,
The total power of the exponent is 3.
The highest degree exponent is 3 then, the expression is a 3rd-degree polynomial with 4 terms.
Hence, the expression is a 3rd-degree polynomial with 4 terms.
To know more about Polynomial click the link given below.
To solve this, we have to simplify these numbers by adding like terms.
Next, we factor our expression. To do so, we look for the greatest common factor of 42 and 14, which is 14. We know that because 42 divided by 14 is 3.