Answer:
1.5
Step-by-step explanation:
Given
f(x) = \frac{1}{3}^xf(x)=
3
1
x
Options: 0.3\ 0.9\ 1.0\ 1.5Options:0.3 0.9 1.0 1.5
Required
What value cause a stretch
For the function to stretch, then the scale factor must be greater than 1.
From the list of options.
Only 1.5 is greater than 1 i.e. 1.5 > 11.5>1
Hence, 1.5 will cause a stretch.
