Open QuestionIn this Exercise Set, assume that all variables represent positive real numbers.In Exercises 1–10, add or subtract as indicated._ _ _ _6√7 - ³√x + 2√7 + 5³√x
Open QuestionIn Exercises 1–20, use radical notation to rewrite each expression. Simplify, if possible.81^3/2
Open QuestionIn Exercises 1–20, evaluate each expression, or state that the expression is not a real number.____√0.81
Open QuestionEvaluate each expression in Exercises 1–12, or indicate that the root is not a real number. √(−17)^2