Classify each expression as a polynomial or not a polynomial.

3x^2-5x^4+2x-12

x^5-5x^4+4x^3-3x^2+2x-1

x^-5-5x^-4+4x^-3^-3x^-2+2x^-1-1

4√x-3+4√x-8x+16

x^3+7x^2+9x-5x^4-20

Y = 7-3x the value of x=2

Taxi A charges $0.20 per mile and an initial fee of $4. Taxi B charges $0.40 per mile and an initial fee of $2. Write an inequality that can determine when the cost of Taxi B will be greater than Taxi A.

The value of a car t years after it is purchased is given by the decreasing function V, where V (t) is measured in dollars. The rate of change of the car's value in dollars per year is proportional to the car's value.

What is the surface area of a cube with a side length of 5 inches? 25 square inches 100 square inches 125 square inches 150 square inches

Assume that a set of test scores in an introduction to finance class is normally distributed with a mean of 72 and a standard deviation of 8. use the 68-95-99.7 rule to find the percentage of scores greater than 88.

If m squared minus 5 over 2 m equals negative 11 over 2 what does m equal

Complete the number sentence to show an example of the distributive property 3x6

What is 33 1/3% as a decimal? NOW!

If △ABC ~ △FED, which of the following statements is correct?

5.7 is rounded to one decimals place. Write down the maximum possible it could have been.