SOLUTION: Find all real and imaginary solutions
w^2 = -225
Could someone please help me with this, I am drawing a blank!
Algebra.Com
Question 234288: Find all real and imaginary solutions
w^2 = -225
Could someone please help me with this, I am drawing a blank!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find all real and imaginary solutions
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Factors of a^2+b^2 are (a+bi) and (a-bi)
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Your problem:
w^2 = -225
w^2+225 = 0
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w^2+15^2 = 0
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(w+15i)(w-15i) = 0
w = -15i or w = +15i
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Cheers,
Stan H.
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