Identify the type of function represented by f(x) = 4 x 2^x
A. Exponential decay
B. Increasing linear
C. Exponential growth
O D. Decreasing linear

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)