13.5 Additive Inverse :

The additive inverse of 13.5 is -13.5.

This means that when we add 13.5 and -13.5, the result is zero:

13.5 + (-13.5) = 0

Additive Inverse of a Decimal Number

For decimal numbers, we simply change the sign of the number:

  • Original number: 13.5
  • Additive inverse: -13.5

To verify: 13.5 + (-13.5) = 0

Extended Mathematical Exploration of 13.5

Let's explore various mathematical operations and concepts related to 13.5 and its additive inverse -13.5.

Basic Operations and Properties

  • Square of 13.5: 182.25
  • Cube of 13.5: 2460.375
  • Square root of |13.5|: 3.6742346141748
  • Reciprocal of 13.5: 0.074074074074074
  • Double of 13.5: 27
  • Half of 13.5: 6.75
  • Absolute value of 13.5: 13.5

Trigonometric Functions

  • Sine of 13.5: 0.80378442655162
  • Cosine of 13.5: 0.59492066330989
  • Tangent of 13.5: 1.351078347287

Exponential and Logarithmic Functions

  • e^13.5: 729416.3698477
  • Natural log of 13.5: 2.6026896854444

Floor and Ceiling Functions

  • Floor of 13.5: 13
  • Ceiling of 13.5: 14

Interesting Properties and Relationships

  • The sum of 13.5 and its additive inverse (-13.5) is always 0.
  • The product of 13.5 and its additive inverse is: -182.25
  • The average of 13.5 and its additive inverse is always 0.
  • The distance between 13.5 and its additive inverse on a number line is: 27

Applications in Algebra

Consider the equation: x + 13.5 = 0

The solution to this equation is x = -13.5, which is the additive inverse of 13.5.

Graphical Representation

On a coordinate plane:

  • The point (13.5, 0) is reflected across the y-axis to (-13.5, 0).
  • The midpoint between these two points is always (0, 0).

Series Involving 13.5 and Its Additive Inverse

Consider the alternating series: 13.5 + (-13.5) + 13.5 + (-13.5) + ...

The sum of this series oscillates between 0 and 13.5, never converging unless 13.5 is 0.

In Number Theory

For integer values:

  • If 13.5 is even, its additive inverse is also even.
  • If 13.5 is odd, its additive inverse is also odd.
  • The sum of the digits of 13.5 and its additive inverse may or may not be the same.

Interactive Additive Inverse Calculator

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