Andrew used vector v to draw a copy of triangle ABC.

Explain Andrew's error.

What is the solution of the systems of equations? y=2/3x+3 x=-2

What are different types of statistical programs

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”?