Y varies inversely as the square of x. If y=10 and x=4, find x if y=8

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?