a=4b−cb=0.554correct to 3 decimal places. c=3.1correct to 1 decimal place. Work out the upper bound for the value ofa. Give your answer correct to 3 decimal places when appropriate.

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4