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Subjects
Mathematics State Board
Class 10
Algebra
Zeroes, Roots of Quadratic Equation; Formation and Solving Quadratic Equations
4.
Two mark example problems - III
Exercise condition:
6
m.
1
. Solve \(2x^2 - 2 \sqrt{6} x + 3 = 0\)
Answer
:
The solution is \(x =\)
i
i
.
2
. Solve \(2m^2 + 19m + 30 = 0\)
Answer
:
The solutions are
and
i
i
.
3
. Solve \(x^4 - 13x^2 + 42 = 0\)
Answer
:
\(x =\)
\(\pm \sqrt{7}\)
\(\pm \sqrt{6}\)
\(\sqrt{7}\)
\(\sqrt{6}\)
(
Note
: Select multiple answers if they are correct.)
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