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Solve the equation. X^2 + 22x = -40 The solutions to the equation are

Solve the equation. X^2 + 22x = -40 The solutions to the equation are
63.2k views
3 votes
Solve the equation. X^2 + 22x = -40
The solutions to the equation are

Solve the equation. X^2 + 22x = -40 The solutions to the equation are-example-1
User Safiya
by
8.0k points

1 Answer

3 votes

Answer:


x_(1)=-2


x_(1)=-20

Explanation:


x^2 + 22x = -40


x^2 + 22x+121 = -40+121

Completing Square:


(x+11)^2=81


x+11=\pm√(81)


x=-11\pm9

User Ritesh Mathur
by
8.5k points
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