Solve 5^11 – 9 = ?

Math question image

Answer

Answer: 5^{11} – 9 = 5^{11} – 9

Explanation:
The problem involves evaluating an exponential expression and then performing a simple subtraction. The key concept here is understanding the properties of exponents and recognizing that the expression is straightforward: it asks for the value of 5 raised to the 11th power, minus 9. No complex theorems are necessary beyond basic exponentiation and subtraction.

Steps:

  1. Recognize the expression: \(5^{11} - 9\).
  2. Since \(5^{11}\) is an exponential expression, it remains as is unless explicitly asked to compute its numerical value.
  3. The expression simplifies to:

\[ 5^{11} - 9 \]

  1. To find the exact numerical value, compute \(5^{11}\):

\[ 5^{11} = 5 \times 5^{10} \]

and \(5^{10} = (5^5)^2\).

  1. Calculate \(5^5\):

\[ 5^5 = 5 \times 5^4 = 5 \times (5^3 \times 5) = 5 \times (125 \times 5) = 5 \times 625 = 3125 \]

  1. Therefore,

\[ 5^{10} = (5^5)^2 = 3125^2 = 9,765,625 \]

  1. Now,

\[ 5^{11} = 5 \times 9,765,625 = 48,828,125 \]

  1. Subtract 9:

\[ 48,828,125 - 9 = 48,828,116 \]

Final result:

\[ \boxed{48,828,116} \]

Note: If the question only asks for the simplified expression, the answer is simply \(5^{11} - 9\). If a numerical value is required, it is 48,828,116.

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