Question

y=1/2x^2, y=2x^2, y=4x^2. Which statement best describes what happens to the graph of y=kx^2 as k increases?
a) The parabola narrows.
b) The parabola widens.
c) The parabola is reflected over the x-axis.
d) The parabola remains unchanged.

Answer 1

How come your question varies every second ?

Answer 2

a) The parabola narrows