Carbon-14 has a half-life of approximately 5400 years
(a) find a function that gives the amount, a, of carbon-14 in an object after t years. (use the variable a to represent the initial amount).
(b) a leaf is found that contains 25% of the carbon-14 it originally had. approximately how old is it? (round your answer to the nearest year.)
it should be 2x + 5
to find how many students ride the bus, you must do 3/8 times 24. the word "of" in math means to multiply. 3/8 times 24 equals 9.
(a) find a function that gives the amou...