Question

Find compound interest on ₹2500 invested at 6% per annum, compound semi annually for 8 years?​

Answer 1

Answer:

$\alpha + \beta = \frac{ - b}{a} \\ \\ \: \alpha \beta = \frac{c}{a} \\ \\ \\ \sin^{2} + \cos^{2} = 1 \\ \\ \\ \: \: \sin^{2} = 1 - \cos ^{2} \\ \\ \: \sin = \sqrt{1 - \cos ^{2} }$