Find the 20th term of an arithmetic sequence with a first term equals to 5 and the constant difference equals to 10

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

What is the interquartile range (iqr) of the data set represented by this box plot?

Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.