Noora took $50 out of her savings account each week on Friday. How many weeks ago did she have at least $250 in her account?
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After demonstrating the procedure by algebraic means, the expression <em>is equivalent to</em>
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In this question we proceed to <em>simplify</em> by <em>algebraic</em> means into a <em>single</em> <em>radical</em> expression when possible, whose procedure is shown below and explained by appropriate definitions and theorems:
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Given.
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Commutative property/ Associative property.
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Definition of cubic root/
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After demonstrating the procedure by algebraic means, the expression <em>is equivalent to</em>
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