Question

Simplify . (1/c + 1/h)/(1/(c ^ 2) - 1/(r ^ 2))

Answer 1

Answer:

(h+c)/ch ÷ (h²+c²)/c²h²

(h+c)/ch × c²h²/(h²+c²)

(h+c)/1 × ch/(h²+c²)

ch(h+c)/(h²+c²)

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