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Evaluate: √(16) + 3 × (2^2)

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Question: Evaluate: √(16) + 3 × (2^2)

Options:

  1. 10
  2. 12
  3. 14
  4. 16

Correct Answer: 12

Solution: 

First, calculate the square root: √(16) = 4. Then calculate the exponent: 2^2 = 4. Finally, perform the addition: 4 + 3 × 4 = 4 + 12 = 16.

Evaluate: √(16) + 3 × (2^2)

Practice Questions

Q1
Evaluate: √(16) + 3 × (2^2)
  1. 10
  2. 12
  3. 14
  4. 16

Questions & Step-by-Step Solutions

Evaluate: √(16) + 3 × (2^2)
  • Step 1: Calculate the square root of 16. √(16) = 4.
  • Step 2: Calculate the exponent 2 raised to the power of 2. 2^2 = 4.
  • Step 3: Multiply the result from Step 2 by 3. 3 × 4 = 12.
  • Step 4: Add the result from Step 1 to the result from Step 3. 4 + 12 = 16.
  • Square Root – Understanding how to calculate the square root of a number.
  • Exponents – Understanding how to calculate powers of numbers.
  • Order of Operations – Applying the correct order of operations (PEMDAS/BODMAS) in calculations.
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