SOLUTION: Use the quadratic formula to solve x2 + 8x + 9 = 0. Estimate irrational solutions to the nearest tenth.

Algebra.Com
Question 372514: Use the quadratic formula to solve x2 + 8x + 9 = 0.
Estimate irrational solutions to the nearest tenth.

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!

Use the quadratic formula,






Time to get out the calculator for the estimating.

RELATED QUESTIONS

Use the quadratic formula to solve x² + 7x + 8 = 0. What are the solutions to the... (answered by stanbon)
Solve using the quadratic formula. Approximate answers to the nearest tenth.... (answered by richwmiller)
Solve by using the quadratic formula: x2 – 8x – 9 =... (answered by vleith)
I need help. Please 1.Solve by applying the Quadratic Formula. Show your work. 2x2... (answered by richwmiller)
Use the quadratic formula to solve the equations: 0 = x2 + x - 20 0 = x2 - 5x (answered by ewatrrr)
Use the quadratic formula to find the exact solutions. x2 - 14x + 74 = 0 (answered by jim_thompson5910)
State the quadratic formula. Solve x2-6x-4=0 and make sure you use the quadratic formula... (answered by Boreal)
Use the quadratic formula to solve the quadratic equation x^2 − 8x − 4 = 0. (answered by tommyt3rd)
37. Solve by using the quadratic formula. x2 – 8x – 9 =... (answered by venugopalramana)