Question

please help me with this !​

Answer 1

Answer:

x=-a,a/2

Step-by-step explanation:

2x²+ax-a²=0

2x²+2ax-ax-a²=0

2x(x+a)-a(x+a)=0

(x+a)(2x-a)=0

x+a=0 ,x=-a

2x-a=0

2x=a, x=a/2

x=-a,a/2