#1: c_percent_change = ((((200*b)-(a*(100+a_percent_change)))*((((a^2)-4)/(((0.01*a*(100+a_percent_change))^2)-4))^0.5))-(100*((2*b)-a)))/((2*b)-a)
#2: y = (((((a+b)/(b-c))^0.25)+(((b-c)/(a+b))^0.25)+(((a-b)*i#/(b-c))^0.5))*(i#^0.5))^(1/n)
#3: y = (a^a)*(1+(((a^(a^2))*(b'^a))^(1/(1-a))))
#4: y = (a^2)*(1+(((a^(2*((1.5*a)-1)))*(b'^a))^(1/(1-a))))
#5: y = (15*(d^2)/((1+(d^2))^(7/2)))-(12/((1+(d^2))^(5/2)))-6
simp all
