Exam 5: Exponents and Polynomials

Divide the expressions.

Divide the expressions.

Add or subtract the given polynomials.

Convert the number from scientific notation to standard form.

Based on the quadratic model that best fits the data find the value of y when x is 6.8. (Rounded to the nearest hundredth)

Convert the number 1379000 from standard notation to scientific form.

Express in the general form of a quadratic function.

Divide the expressions.

Write a polynomial that represents the area of the figure.

If represents Mark s driving distance (in miles) after t minutes on the road which one of the following would describe the meaning of ?

The polynomial has how many terms?

Write a polynomial that represents the area of the figure.

Simplify the expression. Write the final answer using positive exponents only.

The expression is the reciprocal of in simplified form.

Which one of the following graphs illustrate the function ?

Simplify the expression. Write the final answer using positive exponents only.

If the y -values of a set of data decrease by 7 for each increase of 1 in the x -values a quadratic function may be appropriate to model the data.

Perform the operation and write the answer in scientific notation.

Divide the expressions.

On average a bedbug is 2.5 millimeters wide. If you had 5 bedbugs side by side the bugs would be 12.5 millimeters wide. A millimeter is of a meter. A kilometer is 1000 meters. Change the width of the line of 5 bedbugs to kilometers (km) and write that width in scientific notation.