Pls help me with this and somebody friend me

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?