Solve the Equation $\sqrt { z } + 8 = 1$

question 50

Multiple Choice

Solve the equation. Write all apparent solutions. Which of them are extraneous? $\sqrt { z } + 8 = 1$

• A)7, 49
• B)7, there are no extraneous solutions
• C)49, there are no extraneous solutions
• D)7 is extraneous, no solution
• E)49 is extraneous, no solution

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Definitions:

Cost Of Equity

The return a company is expected to offer to its shareholders to compensate for the risk they undertake by investing in it.

Debt Capital Structure

The composition of a company's liabilities and equity used to finance its operations and growth, particularly focusing on the proportion of debt used.

Target Capital Structure

The optimal mix of debt, equity, and other financing sources a company aims to achieve for financing its operations and growth.

Coupon Rate

The annual interest rate paid on a bond, expressed as a percentage of the face value, and received by the bondholders at specified intervals.