To make a different worksheet active, you right-click the worksheet scroll arrows and select the worksheet in the Activate dialog box

Define the five basic relational algebra operations. Define the Join, Intersection, and Division operations in terms of these five basic operations.

? Selection and Projection (Unary) ? Cartesian Product, Union, and Set Difference (Binary). ? Can rewrite ?-Join in terms of the basic selection and Cartesian product operations: ? Can express the intersection operation in terms of the set difference operation: ? Can express the division operation in terms of the basic operations:

To add borders around the outside and inside edges of selected cells, click both Outline and Inside buttons in the _____ section in the Format Cells dialog box.

A. Border B. Presets C. Style D. Line