6. The value of a mountain bike y (in dollars) can be approximated by the model y = 200(0.75)^t , where t is the number of years since the bike was new.
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Synonential decay

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

What is the total area of the figure?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0