If h(m+n) = m(h+r) find h in terms of m, n and r...
MATHEMATICS
WAEC 1998
If h(m+n) = m(h+r) find h in terms of m, n and r
- A. \(h=\frac{mr}{2m+n}\)
- B. \(h=\frac{mr}{n+m}\)
- C. \(h=\frac{m+n}{n}\)
- D. \(h=\frac{mr}{n}\)
Correct Answer: D. \(h=\frac{mr}{n}\)
Explanation
\(h(m+n) = m(h+r)\\
hm+hn=hm+mr\\
hn=mr\\
h=\frac{mr}{n}\)
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