What is 9413 to the nearest thousand

What expression is equivalent to log3(x+4)

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?

Aconstruction worker needs to put a rectangular window in the side of a building he knows from measuring that the top and bottom of the window have a width of 8bfeet and the sides have a length of 15 feet he also measured one diagonal to be 17 feet what is the length of the other diagonal