Algebra 1 : Algebra 1

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #23 : How To Find The Degree Of A Polynomial

What is the degree of the resulting polynomial once the following expression has been expanded:

Possible Answers:

Correct answer:

Explanation:

The degree of a polynomial is the highest degree that can be found in the expression when it has been expanded out into mononomial components. So first, we need to FOIL. Remember that multiplying exponents means you add them to find the resultant exponent of the new mononomial term: 

First:   

Outer: 

Inner: 

Last: 

Rewrite the entire expresson:

The highest degree is , and therefore  is the degree of the polynomial.

Example Question #29 : How To Find The Degree Of A Polynomial

Find the degree of the polynomial:

Possible Answers:

Correct answer:

Explanation:

Finding the degree of a polynomial is simple - we merely need to see what the largest exponent in the expression is. This will determine the degree of the polynomial. We must keep in mind, however, that coefficients do not matter because they do not influence degree. 

In this problem, the expression is .

Because the expression is written in descending order for the degree of x, we can quickly see that the largest exponent is 3. Therefore, the degree of this polynomial is 3.

Example Question #30 : How To Find The Degree Of A Polynomial

Find the degree of the polynomial:

Possible Answers:

Correct answer:

Explanation:

Finding the degree of a polynomial is simple - we merely need to see what the largest exponent in the expression is. This will determine the degree of the polynomial. We must keep in mind, however, that coefficients do not matter because they do not influence degree. 

In this problem, the expression is .

In order to see the leading exponent, we must first simplify the expression. Dividing by  leaves us with 

Rearranging the expression so it is written in descending order for the degree of x:

Now we can quickly see that the largest exponent is 6. Therefore, the degree of this polynomial is 6.

 

Example Question #31 : How To Find The Degree Of A Polynomial

Find the degree of the polynomial:

Possible Answers:

Correct answer:

Explanation:

Finding the degree of a polynomial is simple - we merely need to see what the largest exponent in the expression is. This will determine the degree of the polynomial. We must keep in mind, however, that coefficients do not matter because they do not influence degree. 

In this problem, the expression is .

Rearranging the expression so it is written in descending order for the degree of x:

Now we can easily see that the largest exponent is 7. Therefore, the degree of this polynomial is 7.

Example Question #32 : How To Find The Degree Of A Polynomial

Find the degree of the polynomial.

Possible Answers:

Correct answer:

Explanation:

Finding the degree of a polynomial is simple - we merely need to see what the largest exponent in the expression is. This will determine the degree of the polynomial. We must keep in mind, however, that coefficients do not matter because they do not influence degree. 

In this problem, the expression is .

Rearranging the expression so it is written in descending order for the degree of x:

Now we can easily see that the largest exponent is 4. Therefore, the degree of this polynomial is 4.

Example Question #221 : Polynomials

What is the degree of the following polynomial?  

Possible Answers:

Correct answer:

Explanation:

To find the degree of a polynomial, simply find the highest exponent in the expression.  As seven is the highest exponent above, it is also the degree of the polynomial.

Example Question #222 : Polynomials

What is the degree of the following polynomial?  

Possible Answers:

Correct answer:

Explanation:

To find the degree of a polynomial, simply find the highest exponent in the expression.  As three is the highest exponent above, it is also the degree of the polynomial.

Example Question #223 : Polynomials

What is the degree of the following polynomial?  

Possible Answers:

Correct answer:

Explanation:

To find the degree of a polynomial, simply find the highest exponent in the expression.  As one is the highest exponent above (remember any variable with no visible exponent is being raised to the first power), it is also the degree of the polynomial.

Example Question #224 : Polynomials

What is the degree of the following polynomial?  

Possible Answers:

Correct answer:

Explanation:

To find the degree of a polynomial, simply find the highest exponent in the expression.  As four is the highest exponent above (after you simplify--distribution inside the parentheses will cause the highest power to be two, then the whole thing is squared, giving you four), it is also the degree of the polynomial.

Example Question #225 : Polynomials

What is the degree of the following polynomial?  

Possible Answers:

Correct answer:

Explanation:

To find the degree of a polynomial, simply find the highest exponent in the expression.  As eight is the highest exponent above, it is also the degree of the polynomial.

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