Which is an example of a quadratic function whose graph is entirely above the x-axis?
a. y = x2
b. y = x2 − 5x + 6
c. y = x2 − 7x + 12
d. y = x2 + 2x + 2

Factor the expression using gcf 9b+45

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?