Question

Please Help. 4 Questions. Due in 15 minutes!

1. How many solutions does the system have?
y = –2x + 2
y = x^2 – 2x + 4



2. This system has one solution.
What is the y-coordinate of the solution?
y = 8x – 9
y = x^2 + 8x – 9


3.Consider the function f(x) = x^2 + 4x + 2.
What is the average rate of change from
x = 3 to x = 5?


4.Consider the functions
f(x) = 8x + 16 and g(x) = x^2 + 2x + 5.

At what positive integer value of x does the quadratic function, g(x), begin to exceed the linear function, f(x)?

x = ____