HELP!!! What are the coordinates of the point on the directed line segment from (−1,1) to (8,10) that partitions the segment into a ratio of 2 to 1?

Suppose a pendulum is l meters long. the time,t,in seconds that it tales to swing back and forth once is given by t=2.01

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values