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  2. Topic
    Mathematics
  3. Study Set
    Intermediate Algebra
  4. Exam
    Exam 7: Radical Expressions and Equations
  5. Question
    Multiply the Conjugates\((\sqrt{10}+1)(\sqrt{10}-1)\) A) 11 B)\(9-2 \sqrt{10}\) C)\(9+2 \sqrt{10}\) D) 9
Solved

Multiply the Conjugates (10+1)(10−1)(\sqrt{10}+1)(\sqrt{10}-1)(10​+1)(10​−1) A) 11
B) 9−2109-2 \sqrt{10}9−210​ C) 9+2109+2 \sqrt{10}9+210​ D) 9

Question 209

Question 209

Multiple Choice

Multiply the conjugates.
- (10+1) (10−1) (\sqrt{10}+1) (\sqrt{10}-1) (10​+1) (10​−1)


A) 11
B) 9−2109-2 \sqrt{10}9−210​
C) 9+2109+2 \sqrt{10}9+210​
D) 9

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