What is the value of the first term in the following arithmetic sequence? -9, -2, 5, 12, ...

-9
7
9
-7

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 +"

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.