To prove: For every real number x, − ( − x ) = x .

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Answer 1

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Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

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Answer 2

Question

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

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Answer 3

Question

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

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Answer 4

Question

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

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Answer 5

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

Answer 6

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

Answer 7

Chapter A, Problem 7E

To determine

To prove:

For every real number x, −(−x)=x.

Answer 8

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Answer 9

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Answer 11

Ch. A - Prove Theorem 3, which states that the...Ch. A - Prob. 2E Ch. A - Prove that for all real numbers x and y,...Ch. A - Prob. 4E Ch. A - Prob. 5E Ch. A - Prob. 6E Ch. A - Prob. 7E Ch. A - Prob. 8E Ch. A - Prob. 9E Ch. A - Prob. 10E

To prove: For every real number x, − ( − x ) = x .

Solution Summary: The author proves that for every real number x, -(-x)=x.

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To prove:

For every real number x, −(−x)=x.

Want to see the full answer?

Chapter A Solutions

To prove: For every real number x, − ( − x ) = x .

Solution Summary: The author proves that for every real number x, -(-x)=x.

Concept explainers

Videos

To prove: For every real number x, −(−x)=x.

Want to see the full answer?

Chapter A Solutions

To prove:

For every real number x, −(−x)=x.