When the square of the difference of two naturals is subtracted from the square of the sum, and the result divided by four, we get
- AHCF of the two numbers
- BLCM of the two numbers
- Csquare of the product
- Dproduct of LCM and HCF
When the square of the difference of two naturals is subtracted from the square of the sum, and the result divided by four, we get