Question

solve X x square + 5x - 6a square + a - 6 = 0

Answer 1

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Answer 2

formula for roots of quadratic

expression ax

2

+bx+c=0 is

=

2a

−b±

b

2

−4ac

So for x

2

+5x−(a

2

+a−6)=

⇒

2

−5±

25+4(a

2

+a−6)

⇒

2

−5±

4a

2

+4a+1

⇒

2

−5

±

(a+1/2)

2

=

2

−5

±(a+1/2)