Question 715009
I have a problem with y=sin x+cos x. I complete the table but I can't draw the graph. Please help me with this. The table is as follow,
y=sin x+cos x
at 0 degree, 1
   90degree, 1
   180degree,-1
   270degree,-1
   360degree,1
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That's not enough points.
Add 45 degs + 90*n