Find the equation of the axis of symmetry of the following parabola using graphing technology.
y = x2 + 7

What are correct trigonometric ratios that could be used to determine the length of ln

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Solve for the equation x. 2x + 22 = 4(x + 3)