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What is the value of the expression below? (81^2)^1/8

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12