Where i interest rate per installment payment period n number of Installments P principal amount of the loan. In other words the slope at x is 2x. Y a x 2 b x c.
Bobs age 8 years from now is x 8.
We write dx instead of Dx heads towards 0. So lets first start with what is frequency modulation. 2x Dx Dx2 Dx. This formula does my job but I actually want to understand the formula in detail that how it derived.