Solve the quadratic function by completing the square
-32 = 2(x+ + 10x)
-32 +
= 2(x+ + 10x + 25)
18 = 2(x + 5)2
9 = (x + 5)2
= x + 5
+
x= -2 orx =

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?