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  • 03-12-2020
  • Mathematics
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Write ✓-49 as an imaginary number using i.​

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tinatuna tinatuna
  • 03-12-2020
answer: 7i
explanation: √-1 is i because a negative square root is imaginary. you can take out the negative from the inside of the square root and replace it with i on the outside. that leaves you with √49, which is 7, and that gives you 7i
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