Describe the effect of the transformation.
A. Vertical translation of -7 units.
B. Vertical stretch without reflection
C. Horizontal translation of -7 units
D. Vertical stretch without reflection
Is the answer A
Algebra 1 - Gayle, Saturday, November 9, 2013 at 1:22pm
D.Vertical stretch with reflection
It was supposed to say this
Algebra 1 - Reiny, Saturday, November 9, 2013 at 2:42pm
y---->7y would "stretch" it by a factor of 7
y ---- -7y would not only stretch it but also reflect it in the x-axis.
so it looks like D after your correction of the wording