C H A P T E R 5 Analytic Trigonometry
C H A P T E R 5 Analytic Trigonometry
C H A P T E R 5 Analytic Trigonometry
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5.<br />
cos 2 sin 2 1 sin 2 sin 2 <br />
1 2 sin 2 <br />
7. sin2 sin4 sin2 1 sin2 8.<br />
9.<br />
11.<br />
csc2 cot csc2 1<br />
cot <br />
csc 2 tan <br />
1<br />
sin 2 <br />
csc sec <br />
1 cos 2 cos 2 <br />
cos 2 cos 4 <br />
sin <br />
cos <br />
1<br />
sin 1<br />
cos <br />
cot2 t<br />
csc t cos2 t<br />
sin2 sin t 12.<br />
t<br />
cos2 t<br />
sin t<br />
1 sin2 t<br />
sin t<br />
csc t sin t<br />
1<br />
<br />
sin t sin2 t<br />
sin t<br />
Section 5.2 Verifying Trigonometric Identities 451<br />
6.<br />
10.<br />
cos 2 sin 2 cos 2 1 cos 2 <br />
2 cos 2 1<br />
sin x<br />
cos x sin x tan x cos x sin xcos x<br />
cot3 t<br />
csc t cot t cot2 t<br />
csc t<br />
<br />
<br />
cos2 x sin 2 x<br />
cos x<br />
1<br />
cos x<br />
sec x<br />
cot tcsc2 t 1<br />
csc t<br />
cos t<br />
sin t csc2 t 1<br />
1<br />
sin t<br />
cos t sin t<br />
csc<br />
sin t<br />
2 t 1<br />
cos tcsc 2 t 1<br />
1<br />
tan tan 1 tan2 <br />
tan <br />
sec2 <br />
tan <br />
13. sin 12 x cos x sin 52 x cos x sin 12 x cos x1 sin 2 x sin 12 x cos x cos 2 x cos 3 xsin x<br />
14. sec6 xsec x tan x sec4 xsec x tan x sec4 xsec x tan xsec2 x 1<br />
15.<br />
1<br />
cos x<br />
cos x cot x cos x <br />
sec x tan x sin x<br />
cos2 x<br />
sin x<br />
1 sin2 x<br />
sin x<br />
1<br />
sin x<br />
sin x<br />
csc x sin x<br />
sec 4 xsec x tan x tan 2 x<br />
sec 5 x tan 3 x<br />
16.<br />
sec 1 sec 1 sec <br />
<br />
1 cos 1 1sec sec <br />
<br />
sec sec 1<br />
sec 1<br />
sec