45 Additive Inverse :

The additive inverse of 45 is -45.

This means that when we add 45 and -45, the result is zero:

45 + (-45) = 0

Additive Inverse of a Whole Number

For whole numbers, the additive inverse is the negative of that number:

  • Original number: 45
  • Additive inverse: -45

To verify: 45 + (-45) = 0

Extended Mathematical Exploration of 45

Let's explore various mathematical operations and concepts related to 45 and its additive inverse -45.

Basic Operations and Properties

  • Square of 45: 2025
  • Cube of 45: 91125
  • Square root of |45|: 6.7082039324994
  • Reciprocal of 45: 0.022222222222222
  • Double of 45: 90
  • Half of 45: 22.5
  • Absolute value of 45: 45

Trigonometric Functions

  • Sine of 45: 0.85090352453412
  • Cosine of 45: 0.52532198881773
  • Tangent of 45: 1.6197751905439

Exponential and Logarithmic Functions

  • e^45: 3.4934271057485E+19
  • Natural log of 45: 3.8066624897703

Floor and Ceiling Functions

  • Floor of 45: 45
  • Ceiling of 45: 45

Interesting Properties and Relationships

  • The sum of 45 and its additive inverse (-45) is always 0.
  • The product of 45 and its additive inverse is: -2025
  • The average of 45 and its additive inverse is always 0.
  • The distance between 45 and its additive inverse on a number line is: 90

Applications in Algebra

Consider the equation: x + 45 = 0

The solution to this equation is x = -45, which is the additive inverse of 45.

Graphical Representation

On a coordinate plane:

  • The point (45, 0) is reflected across the y-axis to (-45, 0).
  • The midpoint between these two points is always (0, 0).

Series Involving 45 and Its Additive Inverse

Consider the alternating series: 45 + (-45) + 45 + (-45) + ...

The sum of this series oscillates between 0 and 45, never converging unless 45 is 0.

In Number Theory

For integer values:

  • If 45 is even, its additive inverse is also even.
  • If 45 is odd, its additive inverse is also odd.
  • The sum of the digits of 45 and its additive inverse may or may not be the same.

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