Find the exact value of the trigonometric expression without the use of a calculator.If sin ? = - 
, 
< ? < 2? and cos ? = - 
, ? < ? < 
, find the exact value of sin (? - ?).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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State the phrase as a mathematical expression. Use x to represent the variable.Eight times a number
A. 8x
B. 8 + x
C. 
D. 8 - x
Mathematics
Use a calculator to find the function value to four decimal places.sec 805°38'
A. 1.0029 B. 0.9975 C. 13.1339 D. 12.4151
Mathematics
Find the area of the given figure.
A. 360 sq. in. B. 288 sq. in. C. 1104 sq. in. D. 552 sq. in.
Mathematics
Provide an appropriate response. Sam measures a 30 degree angle between a flagpole and a tree. If Sam measured 20 m between himself and the tree and there is a 90 degree angle from the tree to the flagpole and Sam, how far away is the tree from the flagpole?
A. 10 m B. 17.3 m C. 11.5 m D. 20 m
Mathematics