Use a calculator set in degree or radian mode, as appropriate, to find the value of each expression to four decimal places.
-cos
A) 0.8439
B) 0.9732
C) 0.9781
D) 0.8427

Question

Use a calculator set in degree or radian mode, as appropriate, to find the value of each expression to four decimal places.
-cos 
A) 0.8439 
B) 0.9732 
C) 0.9781 
D) 0.8427

Quizplus · Accepted Answer

The Answer of Use a calculator set in degree or radian mode, as appropriate, to find the value of each expression to four decimal places.
-cos 
A) 0.8439 
B) 0.9732 
C) 0.9781 
D) 0.8427

Use a Calculator Set in Degree or Radian Mode, as Appropriate