Question

The graph of y=ax^2+2 is a parabola, where "a" is a constant. If a/3 x^2 +2 is graphed on the same axes, which of the following best describes the resulting graph, as compared to the graph of y=ax^2+2?

It will be narrower.

It will be wider.

It will be moved to the left.

It will be moved to the right.

It will be moved 3 units downward.

Answer 1

i think you mean 'where a is a constant'

Answer 2

ohyeah. sorry about the typo.

Answer 3

fixed it

Answer 4

it widens by a factor of 2

Answer 5

so it will be wider?

Answer 6

yes

Answer 7

i've been trying to draw it by draw function won't work for me

Answer 8

thnx anyways!

Answer 9

http://www.wolframalpha.com/input/?i=y+%3D+2x%5E2+%2B+2+%2C+y+%3D+%281%2F2%29x%5E2+%2B+2

Answer 10

a/3 - i used a/2 - by mistake - it will widen but by a factor of 1/3