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Black Advanced Problems in Mathematics
Exam
Black Advanced Problems in Mathematics
Subject
Mathematics
Chapter
Quadratic Equation

Black Advanced Problems in Mathematics · Mathematics · Quadratic Equation

If r and s are variables satisfying the equation (1)/(r+s) =...

If r and s are variables satisfying the equation 1r+s=1r+1s\frac{1}{r+s} = \frac{1}{r} + \frac{1}{s}. The value of (rs)3(\frac{r}{s})^3 is equal to:

Options

  1. A1
  2. B-1
  3. C3
  4. Dnot possible to determine.

Correct answer

A. 1

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