42. Let f(x) = 1/x. Find a number c such that the average rate of change of the function f on the interval (1,c) is - 1/4

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.