Question

Write the first expression in terms of the second if the terminal point determined by t is in the given quadrant.
sin t, sec t;
Quadrant IV

Answer 1

sin=+/-sqrt(1-cos^2)
and because it in IV the sin is negative
sin =- sqrt( 1-cos^2)
cos=1/sec
plug it in and you get the solution

Answer 2

thank you!