What Is The Exact Value Of Cos 195

What Is The Exact Value Of Cos 195 - This is how we find that cos (195°) or cos (195° * π/180). The key is to write 195 degrees as the sum or difference of two numbers whose sine and cosine are known. The exact value of cos(195°) can be found by recognizing that 195° falls in the third quadrant. 45 + 150 = 195. Find two special angles that add up to #195^@# #(30+ 165)^@#. In this quadrant, cosine is negative. Cos195 = cos(45 + 150). Using the cos(15°) exact value and switching. We then determine where this radian measure falls on the unit circle. Find the exact value of cos195 degrees.

The exact value of cos(195°) can be found by recognizing that 195° falls in the third quadrant. Find two special angles that add up to #195^@# #(30+ 165)^@#. Hence, 195° in radians is (195*pi/180) rad. (so would #(60+135)^@#) #cos195^@ =. This is how we find that cos (195°) or cos (195° * π/180). In this quadrant, cosine is negative. We then determine where this radian measure falls on the unit circle. Using the cos(15°) exact value and switching. Find the exact value of cos195 degrees. The key is to write 195 degrees as the sum or difference of two numbers whose sine and cosine are known.

The exact value of cos(195°) can be found by recognizing that 195° falls in the third quadrant. We then determine where this radian measure falls on the unit circle. In this quadrant, cosine is negative. Hence, 195° in radians is (195*pi/180) rad. (so would #(60+135)^@#) #cos195^@ =. Find two special angles that add up to #195^@# #(30+ 165)^@#. This is how we find that cos (195°) or cos (195° * π/180). Find the exact value of cos195 degrees. Cos195 = cos(45 + 150). Using the cos(15°) exact value and switching.

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Solved 7. Find and simplify the exact value of cos(195°) by

Cos195 = Cos(45 + 150).

Find the exact value of cos195 degrees. We then determine where this radian measure falls on the unit circle. In this quadrant, cosine is negative. (so would #(60+135)^@#) #cos195^@ =.

Using The Cos(15°) Exact Value And Switching.

The exact value of cos(195°) can be found by recognizing that 195° falls in the third quadrant. Hence, 195° in radians is (195*pi/180) rad. This is how we find that cos (195°) or cos (195° * π/180). Find two special angles that add up to #195^@# #(30+ 165)^@#.

The Key Is To Write 195 Degrees As The Sum Or Difference Of Two Numbers Whose Sine And Cosine Are Known.

45 + 150 = 195.

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