Which function represents exponential decay? O f(x) = 1/2(2)x
o fx) = 3/4(-1/5)x
o f(x) = 3(7/2)x
O f(x) =2(2/3)x

On a coordinate grid, point p is at (4, 3) and point r is at (−2, −5). points q and s are a reflection of both points across the x-axis. what are the coordinates of q and s? q(−4, 3), s(2, −5) q(4, −3), s(−2, 5) q(−4, −3), s(2, 5) q(−4, 3), s(−2, 5) ; -; i can't figure it out, if someone can me with the answer,that would be nice

Solve the system by the elimination method. 2x + y - 4 = 0 2x - y - 4 = 0 when you eliminate y, what is the resulting equation? a.x = 0 b.4x = -8 c.4x = 8

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?