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Simplify: 4√(9) + 2^3 - 5

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Question: Simplify: 4√(9) + 2^3 - 5

Options:

  1. 15
  2. 17
  3. 13
  4. 11

Correct Answer: 17

Solution: 

Calculate the square root: 4√(9) = 4 × 3 = 12. Then calculate the exponent: 2^3 = 8. Finally, perform the addition and subtraction: 12 + 8 - 5 = 15.

Simplify: 4√(9) + 2^3 - 5

Practice Questions

Q1
Simplify: 4√(9) + 2^3 - 5
  1. 15
  2. 17
  3. 13
  4. 11

Questions & Step-by-Step Solutions

Simplify: 4√(9) + 2^3 - 5
  • Square Roots – Understanding how to calculate the square root of a number.
  • Exponents – Understanding how to calculate powers of numbers.
  • Order of Operations – Applying the correct sequence of operations (PEMDAS/BODMAS) in calculations.
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