Answer:
She bought 3 large frames and 14 small frames
Answer:

Step-by-step explanation:



3(x^2 -x) -x
6x^2 -3x-x
6x^2 - 4x
we can simplify it more by take 2x as comman factor
so , 2x ( 3x -2 )
The diameter of human hair is 8.0 x 10^-6
hope this helps :)