two * ten ^log(cos(two *x))*log(ten)*sin(two *x)/cos(two *x) = zero
2 multiply by 10 to the power of logarithm of ( co sinus of e of (2 multiply by x)) multiply by logarithm of (10) multiply by sinus of (2 multiply by x) divide by co sinus of e of (2 multiply by x) equally 0
two multiply by ten to the power of logarithm of ( co sinus of e of (two multiply by x)) multiply by logarithm of (ten) multiply by sinus of (two multiply by x) divide by co sinus of e of (two multiply by x) equally zero
2*10log(cos(2*x))*log(10)*sin(2*x)/cos(2*x) = 0
2*10logcos2*x*log10*sin2*x/cos2*x = 0
210^log(cos(2x))log(10)sin(2x)/cos(2x) = 0
210log(cos(2x))log(10)sin(2x)/cos(2x) = 0
210logcos2xlog10sin2x/cos2x = 0
210^logcos2xlog10sin2x/cos2x = 0
2*10^log(cos(2*x))*log(10)*sin(2*x) divide by cos(2*x) = 0
