Answer:
2nd answer
Step-by-step explanation:
Answer:
x=-6 is an extraneous solution
Step-by-step explanation:
we have

squared both sides



solve the quadratic equation by graphing
The solution is x=-6 and x=-1
see the attached figure
<u><em>Verify each solution</em></u>
substitute the value of x in the original expression
For x=-6


----> is not true
so
Is an extraneous solution
For x=-1


----> is true
so
Is the solution
What do you need help with?
ANSWER: 3x^2 + 6
4x^2 + 1 - (x^2 - 5) = 3x^2 + 6