Identify the letter that best estimates the following square root on the following number line.

√156

Answer these questions showing your work plz

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Which is f(5) for the function –2x2 + 2x - 3?