Please i beg you for help

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x