X^(2)+6x-25=0

How can I complete the square?

Step-by-step explanation:

Enter a problem...

Algebra Examples

Popular Problems Algebra Solve by Completing the Square x^2-6x+25=0

x

2

−

6l

Subtract

25

from both sides of the equation.

x

2

−

6

x

=

−

25

To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of

b

.

(

b

2

)

2

=

(

−

3

)

2

Add the term to each side of the equation.

x

2

−

6

x

+

(

−

3

)

2

=

−

25

+

(

−

3

)

2

Simplify the equation.

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x

2

−

6

x

+

9

=

−

16

Factor the perfect trinomial square into

(

x

−

3

)

2

.

(

x

−

3

)

2

=

−

16

Solve the e

why do wages differ across industries

step-by-step explanation :

micro economists are concerned with economics on an industry or individual firm basis.

macro economists are concerned with national and international level

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