Solve x^2 + 4x = 4 for x by completing the square.

x = - 4

x = 0

x equals plus or minus 2 times the square root of 2 plus 2

x equals plus or minus 2 times the square root of 2 minus 2

Question

Mathematics

Dillon Terrell

15 March, 18:23

Solve x^2 + 4x = 4 for x by completing the square.

x = - 4

x = 0

x equals plus or minus 2 times the square root of 2 plus 2

x equals plus or minus 2 times the square root of 2 minus 2

+4

Answers (1)

Know the Answer?

Neil · Answer 1

Use the formula

(

b

2

)

2

in order to create a new term. Solve for

x

by using this term to complete the square.

Exact Form:

x

=

±

2

√

2

-

2

Decimal Form:

x

=

0.82842712

...

,

-

4.82842712

...

Solve x^2 + 4x = 4 for x by completing the square.x = - 4x = 0x equals plus or minus 2 times the square root of 2 plus 2x equals plus or minus 2 times the square root of 2 minus 2

Solve x^2 + 4x = 4 for x by completing the square.

x = - 4

x = 0

x equals plus or minus 2 times the square root of 2 plus 2

x equals plus or minus 2 times the square root of 2 minus 2