Without using 10, show (prove)that for any whole number n and any positive number y, (y^-1)^n=y^-n

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4