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1. Cos2()− sen2()=1−2sen2()
2. tan ()+cot ()=sec()∗csc ()
3. ()+() () = 1+1 (

The mathematical expression 9€ t means

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit