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Math TN
10th Std
Ch-3: Algebra
3.
Solve the equation
Exercise condition:
2
m.
Solve \(x^4 - 13x^2 + 42 = 0\), then \(x =\) _________
\(\sqrt{6}, \sqrt{7}\)
\(\sqrt{6}, \pm \sqrt{7}\)
\(\pm \sqrt{6}, \sqrt{7}\)
\(\pm \sqrt{6}, \pm \sqrt{7}\)
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