Answer:
The basis step is not even true.
Step-by-step explanation:
The basis step would be for n = 1.
If the basis step was true then you would have that.

Now. When you say
That's just a fancy way of writing 1.
On the other hand

Therefore

And the basis hypothesis is false.
Answer:
D. –20x + 48
Step-by-step explanation:
–4(5x – 12)
= (-4) (5x) - (-4)(12)
= -20x - (-48)
= -20x + 48