Describe a pattern in each sequence. what are the next two terms of each sequence ? 2,4,8,16

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)