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1. How would you solve x^4-12x^2+16=0 ?
You are suppose to give answers in the form a+b√c, where a, b, and c are constants?
2. (Original post by Ano9901whichone)
How would you solve x^4-12x^2+16=0 ?
You are suppose to give answers in the form a+b√c, where a, b, and c are constants?
Complete the square:
3. (Original post by miless090)
Complete the square:
This is not in the form though?
4. Equate the required form and what the previous user said and then square both sides:

Equating coefficients:

For example we try .

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