Simplify the Radical Expression $$\sqrt { z ^ { 2 } - 16 z + 64 }$$

question 161

Multiple Choice

Simplify the radical expression. If appropriate, include absolute values.
- $$\sqrt { z ^ { 2 } - 16 z + 64 }$$

• A) \(\mid \mathrm { z } - 8 \mathrm {~b}\)
• B) \(| \mathrm { Z } | - 8\)
• C) \(z - 8\)
• D) \(- \mathrm { z } + 8\)

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Definitions:

Operating Activities

Activities related directly to the business's primary operations, such as selling products or services, and reflected in its cash flow statement.

Accounts Receivable

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Debit Balance

The amount that remains in a financial account when the total debits exceed the total credits, often indicative of expenses or assets.

Credit Balance

Refers to the amount on the right side of a company's ledger account, indicating that liabilities, equity, or revenue have increased or that assets or expenses have decreased.