The difference between the product of 4 and a number and the square of a number

The phrase a number means an arbitrary variable, let's call it x. The product of 4 and a number:4x The square of a number means we raise x to the power of 2:x^2 The difference between the product of 4 and a number and the square of a number:4x - x^2

The difference between the product of 4 and a number and the square of a number

The phrase a number means an arbitrary variable, let's call it x.

The product of 4 and a number:
4x

The square of a number means we raise x to the power of 2:
x^2

The difference between the product of 4 and a number and the square of a number:
4x - x^2

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