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Simplifying
4s2 + -81p2 = 0
Reorder the terms:
-81p2 + 4s2 = 0
Solving
-81p2 + 4s2 = 0
Solving for variable 'p'.
Move all terms containing p to the left, all other terms to the right.
Add '-4s2' to each side of the equation.
-81p2 + 4s2 + -4s2 = 0 + -4s2
Combine like terms: 4s2 + -4s2 = 0
-81p2 + 0 = 0 + -4s2
-81p2 = 0 + -4s2
Remove the zero:
-81p2 = -4s2
Divide each side by '-81'.
p2 = 0.04938271605s2
Simplifying
p2 = 0.04938271605s2
Take the square root of each side:
p = {-0.222222222s, 0.222222222s}
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