Which pair shows equivalent expressions?

Consider the graph of the exponential function y=3(2)×

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?