You track the temperature from the time you eat lunch to the time you go to bed . you find that it drops 2 degrees each hour for 10 hours . which expression best shows the change in temperature. a. -2x10 b. -2x-10 c. 2+10 or d . 2x10

Find the length of cu, the triangles are similar.

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?