Jean needs to graph the function below y= 7x^2 + 8x - 6 how many time should the graph of this function intersect at the x-axis?

If the value of cos330°is√3/2 then find cos 165°.

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

Libby built a fence that was 56 \text { feet}56 feet long over 44 days. she built the same length of fence each day. how many inches of fence did libby build each day?