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Simplify (5i-2i) (2+6i)-(4-i) show all work​

Simplify (5i-2i) (2+6i)-(4-i) show all work​
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Simplify (5i-2i) (2+6i)-(4-i) show all work​

User Michael Fry
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1 Answer

1 vote

↝ (3i)(2+6i)-(4-i)

↝ 6i+18i²-4+i

↝ 6i-18-4+i [ i² = -1]

Therefore, it's 7i-22

User Tomas Holas
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8.2k points
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