Which answer choice best describes f(x) = x - 12? a. the relationship shows a direct linear variation with a constant variation of-12. b. the relationship shows a direct linear variation with a constant of variation of 12. c. the relationship shows a direct linear variation with a constant variation of 1. d. the relationship does not show a direct linear variation.

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

What is the standard form of -5x^2+2x^4-11+x^3+3x

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?