PRECALCULUS: Final EXAM Review

1.] Use the sum/difference formulas to find the . exact. value of cos15(. 2.] Use the sum/difference formulas to find the . exact. value of tan165(. NOTE: You WILL need to know the sum and difference formulas for the exam. There will not be a . formula sheet like there was for the unit test. However, the exam will be “all calculator” and ... ................
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