how do I take an exponent out of a square root? i've got 4√(9^-1) and i want to take out the -1 exponent. how? please

Graph the equation. select integers for x

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

Find the value of x. give reasons to justify your solutions! h ∈ ig