1. x²+4=0
2. x²-6x+1=0
Solve each equation, write irrational numbers in simplest radical form. Describe the strategy you used to get your solution and tell why you chose that strategy.

Question

1. x²+4=0	 
2. x²-6x+1=0	 
Solve each equation, write irrational numbers in simplest radical form. Describe the strategy you used to get your solution and tell why you chose that strategy.

anonymous · Answer

1) subtract 4 from both sides. Remember i=sqrt(-1)

anonymous · Answer

2) use the quadratic formula

anonymous · Answer

go to youtube and search for "Quadratic formula song". Learn it. Memorize it. Appriciate it!

anonymous · Answer

thanks!

anonymous · Answer

so, would it be x²=-4?

anonymous · Answer

yes

anonymous · Answer

x²-6x+1=0
   +6       +6
x²+1=6
   -1   -1 
x²=5

is this correct?

anonymous · Answer

you dropped an x there
x²+1=6x

anonymous · Answer

just use the quadratic formula, it's much easier