1. [sb² + r² (2bd + sd)²]/(r² - s²)
  2. [sb² + r² (2bd + sd)²]/(r² - s²)
  3. [sb² + r² (2bd + sd)²]/(r - s)
  4. None of these
4 views

1 Answers

Answer: Option 1

Let'

4 views

Related Questions