a Math question

Question

0

453

1

+153

Evaluate the following when $a = 3$,$b = \frac14$, and $c = 5$: \[ \frac{b^{-1}}{ca^{-1} - ac^{-1}}. \]

Guest · Answer 1 · 2020-11-18T11:57:10

b^(-1)/(ca^(-1) - ac^(-1)) = 1/4/(5/3 - 3/5) = 15/52.