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Find the Product (5+7i)(5−7i)( \sqrt { 5 } + 7 i ) ( \sqrt { 5 } - 7 i )

Question 189

Multiple Choice

Find the product. Write the answer in standard form.
- (5+7i) (5−7i) ( \sqrt { 5 } + 7 i ) ( \sqrt { 5 } - 7 i )


A) 54
B) 5−49i5 - 49 \mathrm { i }
C) −2- 2
D) 5+49i5 + 49 i

Correct Answer:

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