Which of the following functions is one-to-one? A. f ( x ) = 5 x 2 − x B. f ( x ) = 2 x 3 − 3 x 2 C. f ( x ) = 4 x 3 + 3 x D. f ( x ) = √ x − x 4 E. f ( x ) = ln ( x 2 + 1 )

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)

10.4 inches

step-by-step explanation:

2x2x2.6

there were a lot of them but the first one to pop up on a google search was bts