Simplify the Rational Expression $$\frac { y ^ { 2 } + 2 y - 63 } { y ^ { 2 } - 49 }$$

question 115

Multiple Choice

Simplify the rational expression. $$\frac { y ^ { 2 } + 2 y - 63 } { y ^ { 2 } - 49 }$$

• A) \(\frac { y + 9 } { y + 7 } \quad\) (Provided \(y \neq 7\) )
• B) \(\frac { 2 y - 63 } { 49 } \quad\) (Provided \(\left. y \neq - 7 \right)\)
• C) \(\frac { y + 9 } { y - 7 } \quad\) (Provided \(\left. y \neq - 7 \right)\)
• D) \(\frac { y ^ { 2 } + 2 y - 63 } { y ^ { 2 } - 49 }\); cannot be simplified

Describe the basic concepts of genetics such as genotype, phenotype, and the role of chromosomes and genes.

Recognize the interdisciplinary approach of behavioral genetics in understanding complex behaviors.

Explain how genetic and environmental factors contribute to variations in physical and psychological traits among individuals, including twin studies.

Understand the basic principles of heredity and the biological basis of individual differences including the concept of polygenic inheritance.

---

Definitions:

AutoFill Options Button

An interface button that, when activated, provides options to automatically complete filling data in fields based on patterns, preferences, or previously entered information.

Paste Options Button

A feature in software applications that allows users to choose how copied content will be inserted into a document.

Absolute Cell Reference

In spreadsheet applications, a cell reference that remains constant even when a formula is copied or moved to another cell, typically indicated by dollar signs ($).

Absolute Cell Reference

In spreadsheet applications, a cell reference that remains constant, even if the formula is copied or moved to a different cell.