How can I solve the equation tan 2x + sec 2x = cos x + sin x for 0 deg. <= x <= 360 deg. ?
Follow Math Help Forum on Facebook and Google+
Hello, ling_c_0202! Here's one way . . . I'll start it off for you . . . Solve: . .for Square both sides: . . . . . . . . . . . which simplifies to: . Factor: . And we have: . . . . I'll let you check for extraneous roots . . .
View Tag Cloud