Question

(iii) Express A in terms of others:
2 log A - log S = log (S – a) + log (S – b)
+ log (S – C)​

Answer 1

Answer:

log A^2-logS = log(S-a)+log(S-b)+log(S-c)

log(A^2/S) = log[(S-a)(S-b)(S-c)]

A^2/S = (S-a)(S-b)(S-c)

A^2 = S(S-a)(S-b)(S-c)

A = √S(S-a)(S-b)(S-c)