Register

Solve the equation by completing the square. Round to the nearest hundredth if necessary. x^2 +9x - 14 =0

Solve the equation by completing the square. Round to the nearest hundredth if necessary. x^2 +9x - 14 =0
asked 118k views
0 votes
Solve the equation by completing the square. Round to the nearest hundredth if necessary. x^2 +9x - 14 =0

asked
User Fiery Phoenix
by
8.0k points

1 Answer

3 votes
x^2 + 9x - 14 = 0
x^2 + 9x = 14
x^2 + 9x + 20.25 = 14 + 20.25
(x + 4.5)^2 = 34.25
x + 4.5 = (+-) sqrt 34.25
x = - 4.5 (+-) 5.85

x = -4.5 + 5.85 = 1.35 <=
x = -4.5 - 5.85 = -10.35 <=
answered
User Sagar Jogadia
by
8.2k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!