Its 90 because 90 divided by 10 simplifies down to 9, and 9+8=17
Answer:
the answer I got is a=-the sign and but 2b under it +7
What’s the question is there supposed to be a picture because their isn’t
Answer:
Four-fifths
Step-by-step explanation:
As we know that
By multiplying the function by a constant, we may expand or shrink the function in the y-direction.
Now we have

if
> the function would enlarge
if
> the function would shrinks
Now
For case A

....... > the function would shrinks
For case B

.......> the function would enlarge
For case C
.........> the function would enlarge
For case D

.........> the function would enlarge
Therefore the second option is correct
The answer is c hope it helps