X + y=5
2x - y=1

What is the determinant of the coefficient matrix?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Use sigma notation to represent the following series for 9 terms.