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Subjects
Mathematics State Board
Class 10
Algebra
Zeroes, Roots of Quadratic Equation; Formation and Solving Quadratic Equations
6.
Solve by using quadratic formula
Exercise condition:
2
m.
Answer variants:
−
4
,
15
−
15
,
−
4
15
,
4
−
15
,
4
Obtain
the roots of the below equation by using the quadratic formula.
x^2 + 11x - 60 = 0
Roots are
.
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