What is the value of f(x) when x = 4 in the reciprocal/rational function f(x) = 1/x? (
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What is the value of angle x in a triangle with angles measuring 50° and 80°?
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What is the rule for congruence of triangles that states if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, the two triangles are congruent?