What is the sum or difference 2x^4-8x^4?

the difference of is,

Step-by-step explanation:

Difference states that the result after subtracting one number from the other

for example:

8 -3 = 5

As per the statement:

Given that:

Like terms are those terms which have same variable to the same power.

Combine like terms:

Therefore, the difference of is,

answer: c. im 100 percent sure

step-by-step explanation:

since no one answered yet i will give it a shot, not completely sure tho.

i think it should be y=cos(x+2pi), (third answer, answer c)

good luck.