This is scene #6 in the CSI matrix algebra packet. The answer is D = 60 I just need a clear step by step on how to find D = 60. The x1, y1 are vertices on the triangle. x2, y2 is another one. It’s finding the determinant so expansion by minors would work.

What is the measure of one interior angle of a pentagon

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

More than 450450 students traveled to a state park for a field trip. the school allowed 66 students to travel by car, and the rest traveled on 1111 buses, each of which held the same number of students. if there were ss students in each bus, which inequality best represents this situation?