Divide and Simplify $$\frac { 2 x ^ { 2 } - 4 x - 16 } { 5 x ^ { 2 } - 30 x + 40 } \div \frac { x ^ { 2 } - 6 x + 8 } { x ^ { 2 } - 4 x + 4 }$$

question 188

Multiple Choice

Divide and simplify.
- $$\frac { 2 x ^ { 2 } - 4 x - 16 } { 5 x ^ { 2 } - 30 x + 40 } \div \frac { x ^ { 2 } - 6 x + 8 } { x ^ { 2 } - 4 x + 4 }$$

• A) \(\frac { 5 ( x - 4 ) } { 2 ( x + 2 ) }\)
• B) \(\frac { 5 ( x - 2 ) } { 2 ( x + 4 ) }\)
• C) \(\frac { 2 ( x - 2 ) } { 5 ( x + 4 ) }\)
• D) \(\frac { 2 ( x + 2 ) } { 5 ( x - 4 ) }\)

Determine the characteristics and roles of primary and foreign keys within relational databases.

Distinguish between the various actions (importing, linking, compacting) and their impacts on database management.

Comprehend the role of field size and data types in defining the properties of fields.

Understand the processes for renaming and deleting table elements in Access.

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