SOLUTION: Hi. Can you please help me? I'm solving this equation for time (t), when it equals zero....so P(t)=-t^4+9t^2+400 with -t^4+9t^2+400=0 Please help me! Thank you!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Hi. Can you please help me? I'm solving this equation for time (t), when it equals zero....so P(t)=-t^4+9t^2+400 with -t^4+9t^2+400=0 Please help me! Thank you!       Log On


   

Question 398537: Hi. Can you please help me?
I'm solving this equation for time (t), when it equals zero....so
P(t)=-t^4+9t^2+400 with -t^4+9t^2+400=0
Please help me! Thank you!

Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
t=0
P(t)=-t^4+9t^2+400
p(0)=-0^4+9*0^2+400
t(0)=400 ans.