The graph shows y as a function of x. Indicate an interval that is decreasing, and explain your reasoning. look at attachment

Which table represents points on the graph of h(x) = 3√-x+2?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square