Find the square root and of 1+i√3​

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

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