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# 6.3(two) - 6 Use Even-odd grogerties to find the exact...

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Unformatted text preview: 6. Use Even-odd grogerties to find the exact values of the trigonometric functions. " "("9) = —C(j.)1 H Find the exact value of: (a) cos (— 60°) (b) sin (—390°) + C3 C1 b Sail-i ( "ii i > W >l W 1. Use the fact that the trigonometric functions are periodic to ﬁnd the exact value of tan(—675°). V - pf” \r‘ e "' -~—t0n€-5t‘3 5L7 1N /MLm PyoJMLJw-n _._i EMCa‘iT-r-B’S‘) ' - Eonl‘ab" r, (Pauodbc ‘RCPW‘ij . 3&0 1> if r - . __-= »- 1%0 LL m Lon (1%th *5 3W w:— k‘Ox/I "Ft—mg) __ EM C_ 935‘) (Uga “HM Odd/QVQM M.» 6—1) W LP 5: Leo"er : l 2. Use even and odd properties of trigonometric functions to ﬁnd'the value of cos[—l£]. 6 / Uji Co%( } \H (017 I E \Z /‘/ (9 \ mu” \/E “ﬁt, 3. If tané’ = —% and sine <_0 , ﬁnd thegemaining trigonometric functions. w m idedih'm E <3 3 :5; \x. b gal/ff 2 w Jar-z ken 9—H -: Sec 9- ,; (_——-__ /- 4. Use properties of the trigonomeﬁriefmﬁioiie to ﬁnd the exact value of cot50”+cot130°. Co t[!%0+ (“'30) Co awe-my (30(— (ago) c--— (30580 +03% '30 H 0 ...
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6.3(two) - 6 Use Even-odd grogerties to find the exact...

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