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Select all the numbers that are irrational.\newlineMulti-select Choices:\newline(A) 0.340.\overline{34}\newline(B) 34\sqrt{34}\newline(C) 343\sqrt{4}\newline(D) 34-\frac{3}{4}\newline(E) 34\sqrt{\frac{3}{4}}

Full solution

Q. Select all the numbers that are irrational.\newlineMulti-select Choices:\newline(A) 0.340.\overline{34}\newline(B) 34\sqrt{34}\newline(C) 343\sqrt{4}\newline(D) 34-\frac{3}{4}\newline(E) 34\sqrt{\frac{3}{4}}
  1. Analyze option (A): Step 11: Analyze option (A) 0.340.\overline{34}. 0.340.\overline{34} represents a repeating decimal, which is not an irrational number because it can be expressed as a fraction.
  2. Analyze option (B): Step 22: Analyze option (B) 34\sqrt{34}.34\sqrt{34} cannot be expressed as a fraction of integers and does not have a repeating or terminating decimal expansion, making it an irrational number.
  3. Analyze option (C): Step 33: Analyze option (C) 343\sqrt{4}. 343\sqrt{4} simplifies to 3×2=63\times 2 = 6, which is a rational number because it can be expressed as a fraction (6/1)(6/1).
  4. Analyze option (D): Step 44: Analyze option (D) 34-\frac{3}{4}.34-\frac{3}{4} is a rational number as it is already expressed as a fraction.
  5. Analyze option (E): Step 55: Analyze option (E) 34\sqrt{\frac{3}{4}}.34\sqrt{\frac{3}{4}} simplifies to 3/2\sqrt{3}/2. Since 3\sqrt{3} is an irrational number, dividing it by 22 still results in an irrational number.

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