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Perform the Indicated Operation $(\sqrt{8}+\sqrt{7})(\sqrt{8}-\sqrt{7})$ A) 1
B) 15
C) $8-4 \sqrt{28}$

Question 18

Multiple Choice

Perform the indicated operation.
- $(\sqrt{8}+\sqrt{7}) (\sqrt{8}-\sqrt{7})$

A) 1
B) 15
C) $8-4 \sqrt{28}$
D) $8-2 \sqrt{56}$

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