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  • Given that 2^x = 7, and 2^y = 38, find 2^(x + y).
Multiple choice general knowledge math & puzzles

Given that 2^x = 7, and 2^y = 38, find 2^(x + y).

  1. Cannot be determined

  2. 45

  3. 266

  4. 2^45

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Using the exponent rule 2^(x + y) = 2^x * 2^y, we substitute the given values: 7 * 38 = 266. The other options are incorrect applications of algebraic rules.

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