Add: (3x4 + x2 + 2) + (9x4 - x2 + x)
A. 12x8 + x4 + x + 2
B. 12x8 + x + 2
C. 12x4 + x + 2
D. 27x4 - x2 + x + 2

Question

Add: (3x4 + x2 + 2) + (9x4 - x2 + x)
	A.	12x8 + x4 + x + 2
	B.	12x8 + x + 2
	C.	12x4 + x + 2
	D.	27x4 - x2 + x + 2

jim_thompson5910 · Answer

What do you get when you add 3x^4 and 9x^4?

jim_thompson5910 · Answer

if you're not sure, let me know

anonymous · Answer

no sure :(

jim_thompson5910 · Answer

in order to add 3x^4 to 9x^4, we just add the numbers that sit in front of the variables 


in this case, we add 3 to 9 to get 3+9 = 12



So 3x^4 + 9x^4 = 12x^4

jim_thompson5910 · Answer

so what happens when we add x^2 to -x^2 ?

anonymous · Answer

OH ITS C!! i got it, im basically asking for answers because im checking my work right now and i have little time to do it

jim_thompson5910 · Answer

ok let me know what you got next time then


if you're not sure, then just ask

jim_thompson5910 · Answer

and yes, the answer is C

anonymous · Answer

:) thx and i will :)