Which is a valid prediction about the continuous function
f(x)?
f(x) = 0 over the interval (-00,00).
Of(x) > 0 over the interval (-1, 0-).
Of(x) > 0 over the interval [-1, 1].
Of(x) <0 over the interval (0, 2).

What is the equation of the graph below? y=sec(x)-4

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

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.