You have a string. you can look at it, but not touch it. you cannot use any measuring device to measure it. how long is it?

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Ineed your ! i was to turn this into pond first thing i gotta do is outline the inside with this plastic how big should i cut the plastic the height: 10 1/2” the length: 40” the width: 12” me !