Rationalize the Denominator and Simplify $$\frac { \sqrt { z } } { \sqrt { z } - 10 }$$

question 22

Multiple Choice

Rationalize the denominator and simplify. The variable represents a positive real number. $$\frac { \sqrt { z } } { \sqrt { z } - 10 }$$

• A) \(\frac { 10 \sqrt { z } } { z - 100 }\)
• B) \(\frac { z + 10 \sqrt { z } } { z - 10 }\)
• C) \(\sqrt { Z }\)
• D) \(\frac { 11 z } { z - 100 }\)
• E) \(\frac { z + 10 \sqrt { z } } { z - 100 }\)

---

Definitions:

MasterCard

A global financial services corporation known for its wide acceptance as a payment method for transactions, providing credit, debit, and prepaid card offerings to consumers.

Antitrust Laws

Legislation aimed at preventing anti-competitive practices, monopolies, and to ensure fair competition in an open-market economy.

Swipe Fees

Charges that a merchant pays to a card-issuing bank for processing credit or debit card transactions.

Regulatory Forces

External forces including laws, regulations, and government actions that influence or restrict business operations, often in the interest of public safety or fair competition.