SOLUTION: The graph of which of the following functions has a theta intercept at pi/2 and a y intercept at 1? (1) y=sin theta (2)y=sec theta (3) y=cos theta (4) y=tan theta

Question 601076: The graph of which of the following functions has a theta intercept at pi/2 and a y intercept at 1?
(1) y=sin theta
(2)y=sec theta
(3) y=cos theta
(4) y=tan theta
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
The graph of which of the following functions has a theta intercept at pi/2 and a y intercept at 1?
(1) y=sin theta
(2) y=sec theta
(3) y=cos theta
(4) y=tan theta
**
use x in place of theta
At x=π/2
y=cosx=cos(π/2)=0 (x-intercept)
At x=0
y=cosx=cos(0)=1 (y-intercept)
ans:(3) y=cos theta

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