What is the output of the function f(x) = x + 21 if the input is 4?
when the input is 4, the output of rx) = x + 21 is
reset

If you answer right ill give brainliest, : )

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.

This is about circle theorems. someone asap : (