The equation is .
Solve equation.
\ (Original equation)
(Subtract
from each side)
(Apply additive inverse property:
)
(Subtract:
)
(Divide eachs side
)
(Cancel common terms)
(Square on each side)
(Cancel root and square terms)
(Evaluate power
)
Check for solution for -value:
(Original equation)
(Substitute
in the equation)
(Substitute
)
(Multiply)
(Substitute:
)
Therefore, the value of is
satisified the equation.
The value of is
.