Decide What Values of the Variable Cannot Possibly Be Solutions $\sqrt { 2 x + 3 } - \sqrt { x + 1 } = 1$

question 140

Multiple Choice

Decide what values of the variable cannot possibly be solutions for the equation.
- $\sqrt { 2 x + 3 } - \sqrt { x + 1 } = 1$

• A) \(\{ 3 \}\)
• B) \(\{ - 3 , - 1 \}\)
• C) \(\varnothing\)
• D) \(\{ 3 , - 1 \}\)

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Definitions:

Industrial Union

A labor union organizing method where all workers in the same industry are organized into the same union, regardless of skill or trade.

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A labor union whose membership is restricted to skilled workers in a specific trade or craft.

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Efforts or movements initiated by a union or group to gather support and membership among workers.