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Calculate the value of 6^2 - 4^2. (2023) 2023

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Question: Calculate the value of 6^2 - 4^2. (2023) 2023

Options:

  1. 20
  2. 22
  3. 24
  4. 18

Correct Answer: 20

Exam Year: 2023

Solution: 

6^2 = 36 and 4^2 = 16, so 36 - 16 = 20.

Calculate the value of 6^2 - 4^2. (2023) 2023

Practice Questions

Q1
Calculate the value of 6^2 - 4^2. (2023) 2023
  1. 20
  2. 22
  3. 24
  4. 18

Questions & Step-by-Step Solutions

Calculate the value of 6^2 - 4^2. (2023) 2023
  • Step 1: Calculate 6 squared (6^2). This means 6 multiplied by itself: 6 * 6 = 36.
  • Step 2: Calculate 4 squared (4^2). This means 4 multiplied by itself: 4 * 4 = 16.
  • Step 3: Subtract the result of 4^2 from the result of 6^2: 36 - 16 = 20.
  • Exponents – Understanding how to calculate powers of numbers.
  • Difference of Squares – Recognizing that the expression can be simplified using the difference of squares formula.
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