(3x3 - 2x2 + 4) - (2x2 + 14) =

a)
3x3 - 10

b)
3x3 + 10

c)
3x3 - 4x2 - 10

d)
3x3 - 2x2 + 18

Option C is correct

Step-by-step explanation:

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

Find the difference of the following:

Remove the parenthesis we get;

Combine like terms;

Therefore, the difference of is,

correct answers below:

you didn't post any answer choices, so its not 100% clear what your teacher is looking for

however, log(15/7) is equivalent to log(15) - log(7)

i'm using the rule log(x/y) = log(x) - log(y)