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Can someone please help me out with these 2 problem thanks

Can someone please help me out with these 2 problem thanks-example-1
User Skagedal
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3 √(-8) + 4 √(-50)

= 3i √(8) + 4i √(50)

= 3i √(4 * 2) + 4i √(25 * 2)

= 6i √(2) + 20i √(2)

= 26i √(2)

I think part of the second question is cut off so I can't help but I hope I have helped with the first one.
User Olof
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