A baseball is projected upward at 64 feet per second. It can be approximated by the equation -16t2+64t. The baseball reaches it maximum height at the vertex. That can be gotten from x= LaTeX: -\frac{b}{2a}. How long until the baseball reaches its full height? Note a quadratic equation can be written as ax2+bx+c

The volume of a cube is 8 in to the 3rd power. how long is each side?

Kayla has a $500 budget for the school party. she paid $150 for the decorations. food will cost $5.50 per student. what inequality represents the number of students, s, that can attend the party?

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.