pre cal help please!?

y=-2x^2
will the graph stretch vertically by a factor of -2
or stretch horizontally by a factor of -2 ??

Also y=(-3x)^2

How will that shift and by what factor?

Thank u

alex2015-04-16T13:58:54Z

Favorite Answer

1/
stretch vertically by a factor of -2
2/
stretch horizontally by a factor of -1/3 or 1/3