Use Special Products in Polynomial Multiplication
- $$( 7 x + 9 ) ^ { 2 }$$

question 181

Multiple Choice

Use Special Products in Polynomial Multiplication
- $$( 7 x + 9 ) ^ { 2 }$$

• A) \(49 x ^ { 2 } + 126 x + 81\)
• B) \(49 x ^ { 2 } + 81\)
• C) \(7 x ^ { 2 } + 126 x + 81\)
• D) \(7 x ^ { 2 } + 81\)

Recognize the role of empirical evidence in developing and supporting hypotheses.

Discern different research designs and methodologies in the study of human development.

Identify the significance of hypotheses in scientific research.

Understand how human development research can vary over time and across participants.

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