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Please solve this, It is a algebra 2 question PLEASE HELP
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Please solve this, It is a algebra 2 question PLEASE HELP

Please solve this, It is a algebra 2 question PLEASE HELP-example-1
User Sho Gondo
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1 Answer

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(4 + i ) (4 - i ) = 4² - i ² = 16 - (-1) = 16 + 1 = 17

User Moazzam Khan
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