PLEASE HELP ASAP
I need help finding the rate of change

What is f(3) for the quadratic functionf(x)=2x2 + x – 12? f -3g 3h 6i. 9

How do you use the elimination method for this question? explain, because i really want to understand!

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e