8
-4.
-1
-5
6
What is the product

Solve: 3x+y=6 4x-2y=18 show all work !

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)