Suppose the annual rate of inflation is about 4% this means that the cost of an item increases by about 4%. write and evaluate an exponential expression to find the answer to this question.. if a piano costs $3,500 today, what did it cost 4 years ago?

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Precalculus question, image attached.