What the value of x? Round to the nearest tenths place

Ined this is due tomorrow and i dont know the answer can you find all the exponents

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

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