(4x + 2x + 2x2- 8) + (2x2 + x2+ 9)
Subtract or add the polynomials.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree