Answer:
-3, -1, 0, +2
Step-by-step explanation:
F(x) = x^2 + 1
f(4) = 4^2 + 1 = 16 + 1 = 17
2*f(4) = 2 * 16 = 32
Hey there!
We can solve this problem by doing PEMDAS, which lists:

We have in this equation

Let's sp;ve this equation now!
Parentheses ↓

Exponents ↓

Division ↓

Okay now , I show you the steps so it can be easier to solve!

Good luck on your assignment and enjoy your day!
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It is 0.7p= p-250. 0.7p represents the tv with a 30% discount and p-250 represents the tv with a $250 discount.