Math Problem Statement

2(45)^0.5

Solution

To solve the expression 2(45)0.52(45)^{0.5}, we need to evaluate each part step-by-step.

  1. Calculate the square root of 45:
    (45)0.5=45(45)^{0.5} = \sqrt{45}

    We know that 45 can be factored into 9 and 5: 45=9×5=9×5=35\sqrt{45} = \sqrt{9 \times 5} = \sqrt{9} \times \sqrt{5} = 3\sqrt{5}

  2. Multiply by 2:
    Now, multiply the result by 2: 2×35=652 \times 3\sqrt{5} = 6\sqrt{5}

So, 2(45)0.5=652(45)^{0.5} = 6\sqrt{5}.

If you want a numerical approximation: 656×2.23613.4166\sqrt{5} \approx 6 \times 2.236 \approx 13.416

Final Answer:

2(45)0.5=6513.4162(45)^{0.5} = 6\sqrt{5} \approx 13.416

Would you like more details or have any questions?

Here are some related questions that might help expand your understanding:

  1. How do you simplify square roots with different factors?
  2. What is the process for multiplying roots with coefficients?
  3. How can you estimate square roots without a calculator?
  4. What are some common mistakes to avoid when simplifying square roots?
  5. How does understanding prime factorization help with square roots?

Tip: Always check if a square root can be simplified by factoring into perfect squares.

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Math Problem Analysis

Mathematical Concepts

Exponentiation
Square Roots
Multiplication of Radicals

Formulas

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Theorems

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Suitable Grade Level

Grades 9-12