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Write ✓-49 as an imaginary number using i.​

Write ✓-49 as an imaginary number using i.​
asked 43.5k views
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Write ✓-49 as an imaginary number using i.​

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User Scrashdemix
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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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User Dick De Reus
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