A roller coaster slowly chugs up an incline at a steady rate and then picks up speed as it races down the other side. Click through the graphs and select the one that would best represent the sentence above.

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If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Someone answer this asap for 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.