Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range. y = x squared + x + 9

Based on the figures as marked, /\rqs = —

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

If benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r