SOLUTION: Solve by applying the Quadratic Formula. Please show me the work. I am lost Q: p^2+3p-9=0

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Solve by applying the Quadratic Formula. Please show me the work. I am lost Q: p^2+3p-9=0      Log On


   

Question 230309: Solve by applying the Quadratic Formula. Please show me the work. I am lost
Q: p^2+3p-9=0
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
Q: p^2+3p-9=0
x=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
p=(-3+-sqrt[3^2-4*1*-9])/2*1
p=(-3+-sqrt(9+36)])/2
p=(-3+-sqrt45)/2
p=(-3+-6.7082/2
P=(-3+6.7082)/2
P=3.7082)/2
P=1.8541 ANS.
P=(-3-6.7082)/2
P=(-9.7082)/2
P=-4.541 ANS.