Simplify $\frac{(r-s)^3+(s-t)^3+(t-r)^3}{6(r-s)(s-t)(t-r)}$
Answer & explanation
Correct answer: option 2
A detailed explanation for this question is coming soon.
Simplify $\frac{(r-s)^3+(s-t)^3+(t-r)^3}{6(r-s)(s-t)(t-r)}$
Correct answer: option 2
A detailed explanation for this question is coming soon.