8.25 Additive Inverse :

The additive inverse of 8.25 is -8.25.

This means that when we add 8.25 and -8.25, the result is zero:

8.25 + (-8.25) = 0

Additive Inverse of a Decimal Number

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

  • Original number: 8.25
  • Additive inverse: -8.25

To verify: 8.25 + (-8.25) = 0

Extended Mathematical Exploration of 8.25

Let's explore various mathematical operations and concepts related to 8.25 and its additive inverse -8.25.

Basic Operations and Properties

  • Square of 8.25: 68.0625
  • Cube of 8.25: 561.515625
  • Square root of |8.25|: 2.872281323269
  • Reciprocal of 8.25: 0.12121212121212
  • Double of 8.25: 16.5
  • Half of 8.25: 4.125
  • Absolute value of 8.25: 8.25

Trigonometric Functions

  • Sine of 8.25: 0.92260421023934
  • Cosine of 8.25: -0.38574793745222
  • Tangent of 8.25: -2.3917281744471

Exponential and Logarithmic Functions

  • e^8.25: 3827.6258214399
  • Natural log of 8.25: 2.1102132003466

Floor and Ceiling Functions

  • Floor of 8.25: 8
  • Ceiling of 8.25: 9

Interesting Properties and Relationships

  • The sum of 8.25 and its additive inverse (-8.25) is always 0.
  • The product of 8.25 and its additive inverse is: -68.0625
  • The average of 8.25 and its additive inverse is always 0.
  • The distance between 8.25 and its additive inverse on a number line is: 16.5

Applications in Algebra

Consider the equation: x + 8.25 = 0

The solution to this equation is x = -8.25, which is the additive inverse of 8.25.

Graphical Representation

On a coordinate plane:

  • The point (8.25, 0) is reflected across the y-axis to (-8.25, 0).
  • The midpoint between these two points is always (0, 0).

Series Involving 8.25 and Its Additive Inverse

Consider the alternating series: 8.25 + (-8.25) + 8.25 + (-8.25) + ...

The sum of this series oscillates between 0 and 8.25, never converging unless 8.25 is 0.

In Number Theory

For integer values:

  • If 8.25 is even, its additive inverse is also even.
  • If 8.25 is odd, its additive inverse is also odd.
  • The sum of the digits of 8.25 and its additive inverse may or may not be the same.

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