Write the sum and the expression in standard form.
-x - 11 and the opposite of -11

Does the point (1, sqrt 7) lie on circle shown.

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

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.