Post a New Question

lena

posted by on .

-sinx-cosx = 0
x=?

please and thank you! i'd appreciate it!

  • lena - ,

    divide both sides by -cosx
    tanx+1=0
    x= arctan -1
    x=-45 deg

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question