2 Show that log rvx21log vx10 Solutionlogaxsqrtx21 logaxsqrt

2.) Show that log r+vx2-1+log, vx-1)-0

Solution

loga(x+sqrt(x2-1)) +loga(x-sqrt(x2-1))

loga((x+sqrt(x2-1))(x-sqrt(x2-1)))

loga(x2-x2+1)

loga1 =0

 2.) Show that log r+vx2-1+log, vx-1)-0 Solutionloga(x+sqrt(x2-1)) +loga(x-sqrt(x2-1)) loga((x+sqrt(x2-1))(x-sqrt(x2-1))) loga(x2-x2+1) loga1 =0

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