3, 12, 48, 192, 768, . . this sequence has a? a. common difference of 4 b. common ratio of 4 c. common difference of 1/4 d. common ratio of 1/4

common ratio is 4

Step-by-step explanation:

3, 12, 48, 192, 768, . . .

LEts find the common difference

There is no common difference

LEts find out common ratio by dividing the second term by first term

So common ratio is 4

answer: sine

step-by-step explanation:

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b