A.) 3sec^2(x/2)-4sec(x/2)-4=0
B.) tan^2x = (-3/2)-secx
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A.) 3sec^2(x/2)-4sec(x/2)-4=0
B.) tan^2x = (-3/2)-secx
One problem per thread please.Quote:
Originally Posted by jumpman23
For A, use a nice little trick by making the substitution. Notice now that you have a quadratic equation for u. So solve it then back substitute and solve.