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Solve this equation using formula.

0 votes

x^2+x-(a+1)(a+2)=0?

asked Aug 10, 2015 in ALGEBRA 2 by anonymous

1 Answer

0 votes

Step 1:

The quardratic equation is .

Write the equation in the form of .

Rewrite the quadratic equation.

Here , and .

Quadratic formula :

The solution of the quadratic equation in the form image is image.

Substitute , and  in the quadratic formula.

Step2:

Consider .

Substitute in the equation (1).

and

and

and

and .

Therefore the solutions of the quadratic equation are  and .

Solution:

The solutions of the quadratic equation are  and .

answered Aug 10, 2015 by Anney Mentor
edited Aug 10, 2015 by Anney

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