How many terms are in this expression?

10n + 2k

2 terms.

Step-by-step explanation:

10n is one term, while 2k is another term.

80x^8−68x^6+16^5−20x^4−4x^3+8x^2

hope i'm right lol

the functions have the same rate of change i think. i narrowed it down to this answer and "the rate of change of tour 1 is greater" but i got it wrong using that answer so im assuming its the answer above. (this is a question i also answered from the iready site if anyone needs a reference)