Write the difference of the following polynomials in standard form: (11-8y+2y^2) - (y^2 - 15). Classify the difference by its degree and number of terms.

Which is the product of the following numbers? -4 (-3 + 9i) (5 - 6i)

The phrase "4 more than twice a number" becomes '2n + 4'.

How much less is - 200m than 450m?

Convert 19'54" into a fraction of a degree. A. (199/600) ° B. (199/1,200) ° C. (199/900) ° D. (199/1,800) °

The respiratory system can be a limiting factor in maximal exercise performance. researchers from the united kingdom studied the effect of two breathing frequencies on both performance times and several physiological parameters in swimming.

A cube has a surface area of 100 square inches. Which choice is closest to the length of an edge of the cube? A. 1.7 inches B. 3.3 inches C. 10 inches D. 4.1 inches

There are three shopping preferences for a survey: mall, stand-alone store, and online. The paying preferences are store card, credit card, cash, gift card, and check. Assume equal probabilities within categories.

When you find the area of a polygon how do you know whether to compose or decompose? does it matter?

Estimate the quotient629/8

X+2y+z=5 2x-y+z=4 3x+y+4z=1