Question 1141178
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(1) sin(x)=1 at x = pi/2 + k(2pi)<br>
4 theta = pi/2 + k(2pi) --> theta = pi/8 + k(pi/2)<br>
(2) By looking at "nice" angles, we can find that this equation is satisfied by an angle of (3/2)pi +k(pi).  The other solutions can only be found by numerical methods.<br>