Warm up Which exponential function, after being reflected over the x-axis, has a y- 1 point
intercept at (0-4) and the right side of the graph approaches y = 0?*
O y = 4(2)^x
y = 4(1/2)^2
O y = -4(2)^x
chy = -4(1/2)^x

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

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?