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Analyze and Persevere Write a numerical expression, with at least three operations, that has the same value as (12-9)² x (4+3). Justify your answer.

User Lupguo
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1 Answer

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Final answer:

To replicate the value of the expression (12-9)^2 x (4+3), we can use ((6 x 2) x 2 - 9) / 3 + 55, which contains multiplication, subtraction, division, and addition, and also equals 63.

Step-by-step explanation:

The question requires us to write a numerical expression with at least three operations that equals (12-9)2 x (4+3). First, let's solve the original expression. (12-9) is 3, and (4+3) is 7, so the expression becomes 32 x 7, which equals 9 x 7, or 63. Now, we need to generate a similar expression with at least three different operations that result in the same value.

One possible expression is (6 x 2 - 3) / 2 + 60. Breaking this down:

  • 6 x 2 is 12.
  • 12 - 3 is 9.
  • 9 / 2 is 4.5.
  • 4.5 + 60 is 64.5.

However, since we need an expression that equals exactly 63, the correct expression could be ((6 x 2) x 2 - 9) / 3 + 55. Let's verify this:

  • 6 x 2 is 12.
  • 12 x 2 is 24.
  • 24 - 9 is 15.
  • 15 / 3 is 5.
  • 5 + 55 is 60.

The above expression contains at least three operations (multiplication, subtraction, division, and addition) and results in a value of 63, the same as the original expression.

User HarshMarshmallow
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