If ln(𝑎)=2 , ln(𝑏)=3 and ln(𝑐)=5 , evaluate:

Question

(ln c^-2)(ln a/b^2)^-2

Answer 1

(lnc^-2)[ln(a / b²)]^-2 = -2lnc(lna - 2lnb)^-2

= -2(5)(2 - 6)^-2 = -10(-4)^-2 = -10/16 = -5/8