The longer your garbage sits outside without being collected, the more flies are attracted to it. The fly population is recorded over an 11-day span.
Using the computer outputs, scatterplots, and residual plots, which model is the most appropriate for this scenario?
O linear model
O exponential model
O power model

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Sketch one cycle if the cosine function y=2cos2theta

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.