Question

solve the following quadratic equation by completeing square method x²+9x=0​

Answer 1

Answer:

x²+9x=0

Step-by-step explanation:

x²+9x=0

x(x+9)x=0

x²(x+9)=0

x²/0=x+9

x²=x+9

x=9

There fore

Hence X=9

here's your answer