The function pictured has the form of y=k(x^2). What is the value of k?

Question

-4,8

-2,2

4,8

2,2

Answer 1

In the function y=k(x^2), the value of k is the coefficient that multiplies the x^2 term. Looking at the graph, we can see that it opens upwards. This means that the value of k must be positive. Based on the given options, the correct answer is:

2,2