The table shows how the cost of a tractor repair depends on the time needed for the repair. Repair time Cost
(hours ) (dollars)
ーーーーーーーーーー
2 I 180

5 I 450

? I 630

10 I 900

20 I 1,800

Which expression can be used to find the number that is missing from the third row of the table?

A. 450➗5

B. 630➗7

C. 450➗90

D. 630➗90

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1