7/9 Additive Inverse :

The additive inverse of 7/9 is -7/9.

This means that when we add 7/9 and -7/9, the result is zero:

7/9 + (-7/9) = 0

Additive Inverse of a Fraction

For fractions, the additive inverse is found by negating the numerator or denominator, but not both. In this case:

  • Original fraction: 7/9
  • Additive inverse: -7/9

To verify: 7/9 + (-7/9) = 0

Extended Mathematical Exploration of 7/9

Let's explore various mathematical operations and concepts related to 7/9 and its additive inverse -7/9.

Basic Operations and Properties

  • Square of 7/9: 0.60493827160494
  • Cube of 7/9: 0.47050754458162
  • Square root of |7/9|: 0.8819171036882
  • Reciprocal of 7/9: 1.2857142857143
  • Double of 7/9: 1.5555555555556
  • Half of 7/9: 0.38888888888889
  • Absolute value of 7/9: 0.77777777777778

Trigonometric Functions

  • Sine of 7/9: 0.70169787614674
  • Cosine of 7/9: 0.71247462453842
  • Tangent of 7/9: 0.98487420039883

Exponential and Logarithmic Functions

  • e^7/9: 2.1766299317162
  • Natural log of 7/9: -0.25131442828091

Floor and Ceiling Functions

  • Floor of 7/9: 0
  • Ceiling of 7/9: 1

Interesting Properties and Relationships

  • The sum of 7/9 and its additive inverse (-7/9) is always 0.
  • The product of 7/9 and its additive inverse is: -49
  • The average of 7/9 and its additive inverse is always 0.
  • The distance between 7/9 and its additive inverse on a number line is: 14

Applications in Algebra

Consider the equation: x + 7/9 = 0

The solution to this equation is x = -7/9, which is the additive inverse of 7/9.

Graphical Representation

On a coordinate plane:

  • The point (7/9, 0) is reflected across the y-axis to (-7/9, 0).
  • The midpoint between these two points is always (0, 0).

Series Involving 7/9 and Its Additive Inverse

Consider the alternating series: 7/9 + (-7/9) + 7/9 + (-7/9) + ...

The sum of this series oscillates between 0 and 7/9, never converging unless 7/9 is 0.

In Number Theory

For integer values:

  • If 7/9 is even, its additive inverse is also even.
  • If 7/9 is odd, its additive inverse is also odd.
  • The sum of the digits of 7/9 and its additive inverse may or may not be the same.

Interactive Additive Inverse Calculator

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