Find the exact value of each of the following.cos195^(circ)

Jaden Easton

Jaden Easton

Answered question

2020-10-19

Find the exact value of each of the following.
cos195

Answer & Explanation

brawnyN

brawnyN

Skilled2020-10-20Added 91 answers

1:
cos195=cos(150+45)
2:
=cos150cos45sin150sin54
3:
=32×2212×22
4:
=3×2424
Result
2(3+1)

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