supacalafrajalistic supacalafrajalistic

12-01-2021
Mathematics

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find all the zeroes of the equation and show your work
-3x^4 + 27x^2 + 1200 = 0

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Аноним Аноним

12-01-2021

Answer:

x=−5 or x=5

Step-by-step explanation:

Step 1: Factor left side of equation.

−3(x2+16)(x+5)(x−5)=0

Step 2: Set factors equal to 0.

x2+16=0 or x+5=0 or x−5=0

x=−5 or x=5

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