Question

needing precal help: see attachment!

Answer 1

@Wholock

Answer 2

Okay, this one's super easy. You're basically just adding like terms.

(x^3 - 2x^2 +1) + (4x^3 - 5x + 7)

Distribute to plus sign.

Answer 3

*the

Answer 4

Pretend there's an invisible 1 behind the plus sign.

4x^3 * 1 =
-5x * 1 =
7 * 1 =

Answer 5

okay \[5x^3-2x^2-5x+8\]

Answer 6

oh wait did i do it right?

Answer 7

Yep, perfect!

Answer 8

okay what next

Answer 9

That's it!

Answer 10

it's not a choice :/

Answer 11

oh wait yes it is, i'm sorry i've been at this for 4 hours ahaha

Answer 12

okay i have more, thank you for sticking with me!

Answer 13

It's alright! Believe it or not I'm working on Calculus myself!