Sketch the curve y = x2 + 5 , and the point (0,-6) on the same coordinates. Find the equations of the lines that pass through the point (0,-6) and tangent to the curve y = x2 + 5 at the point x = a. (Hint there are two values of a : a > 0 and a < 0 )

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily