How do you decide whick of two numbers is greater when both numbers are positive, both numbers ate negative, and one number is positive and one number is negative

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

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.

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2