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    Basic Algebra

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    Laws of exponents and examples of two laws of exponents

    Laws of Exponents The same laws hold for rational-number exponents as for integer exponents. We list them for review. For any real number a and any rational exponents m and n: 1. In multiplying, we can add exponents if the bases are the same. 2. In dividing, we can subtract exponents if the bases are the same. 3. To rais

    Algebra: Solving a Word Problem

    Problem: Two rainstorms occurred in one week in a certain area. In the first storm 30 ml of rain fell per hour, and in the second storm 20 ml of rain fell per hour. Rain fell that week for a total of 35 hours for a total rainfall of 900 ml. How long was each storm?

    Important to simplify radical expressions

    1.Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression to simplify. 2.Describe two laws of exponents and provide an example illustrating each law. Explain how to simplify t

    Investment Maximization Problem

    Welgo Mutual Funds, Inc. Welgo Mutual Funds, Inc., is located in Philadelphia, Pa. Welgo just obtained $100,000 by converting industrial bonds to cash and is now looking for other investment opportunities for these funds. Based on Welgo's current investments, the form's top financial analyst recommends that all new investment

    Flying With And Against A Jetstream

    Flying against the jetstream, a jet travels 3320km 4 hours. Flying with the jetstream, the same jet travels 3810km in 3 hours. What is the speed of the jet in still air, and what is the speed of the jetstream?

    Solve

    Find the value of 7z-5 given that -5z-9=6

    Inequality word problem

    The sum of two numbers is less then 27. The second number is 7 less then the first. What are the possible values for the first and second number - in the answer denote the first number by x

    Solve for h

    V = 1/3TT 2^h the letter r stands for the radius of the circular base of the cone and h is the height of the cone solve for h

    Cost

    A washer and dryer cost $646. The washer costs $54 less then the dryer. What is the cost of the dryer?