two *sin(x)^ two /cos(x)^ three + cos(x)/cos(x)^ two = zero
2 multiply by sinus of (x) squared divide by co sinus of e of (x) cubed plus co sinus of e of (x) divide by co sinus of e of (x) squared equally 0
two multiply by sinus of (x) to the power of two divide by co sinus of e of (x) to the power of three plus co sinus of e of (x) divide by co sinus of e of (x) to the power of two equally zero
2*sin(x)2/cos(x)3 + cos(x)/cos(x)2 = 0
2*sinx2/cosx3 + cosx/cosx2 = 0
2*sin(x)²/cos(x)³ + cos(x)/cos(x)² = 0
2*sin(x) to the power of 2/cos(x) to the power of 3 + cos(x)/cos(x) to the power of 2 = 0
2sin(x)^2/cos(x)^3 + cos(x)/cos(x)^2 = 0
2sin(x)2/cos(x)3 + cos(x)/cos(x)2 = 0
2sinx2/cosx3 + cosx/cosx2 = 0
2sinx^2/cosx^3 + cosx/cosx^2 = 0
2*sin(x)^2 divide by cos(x)^3 + cos(x) divide by cos(x)^2 = 0