What is the answer??

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2

The triangles are similar. what is the value of x? enter your answer in the box.

Which statement about 6x2 + 7x – 10 is true?