Graph the system of equations. {y=2x2+2x+1y=2x+9
What is the solution to this system of equations?
​(2, 13)​ only
​(−2, 2) ​and (0, 5)​
​(−2, 5)​ and ​(2, 13)​
​(0, 5)​ and ​(2, 5)

Aladder that is 30 ft long needs to reach 27 ft up a building. what should the angle of the vertical be?

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.

Zach spent 2/3 hour reading on friday a 11/3 hlurs reading on saturday. how much more time did he read on saturday tha on friday