A function f is defined by f(x) = 1 + 8x + x2 + 8x3 + x4 + ⋯ that is, its coefficients are c2n = 1 and c2n + 1 = 8 for all n ≥ 0. Find the interval of convergence of the series. Find an explicit formula for f(x).

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

What function has a range {yly< 5}? question on picture above^