Answer:
x equals plus or minus square root of 5 minus 1
Step-by-step explanation:
we have

Divide by 2 the coefficient of the x-term

squared the number

Adds both sides


Rewrite as perfect squares

take the square root both sides


therefore
x equals plus or minus square root of 5 minus 1
Answer:
9
Step-by-step explanation:
18/2
Answer:
I don't know
Step-by-step explanation:
because I don't understand which value it T1, T2, T4 etc
1 cup cuz they can’t deside so I’ll help them pick