Which expression is equivalent to 2x2 - 2x + 7? - (4x+12) + (2x2–6x+5)• (x2–5x+13)+(x2 +3x-6). (4x? -6x+ 11 ) + (2x² - 4x+4)(5x® – 8x+120) + (-3x2 + 10x= 13)

B)

Step-by-step explanation:

Let's simplify the given options and find the correct answer.

The given expression is

Let's take the option A and simplify.

Distributing the negative sign and simplify.

Simplify the like terms.

Which is not equal to the given expression.

Let's take the option B and simplify.

Simplify the like terms, we get

Which is equal to the given expression

Therefore, the answer is B)

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)