Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, 0 < ? < 
Find sin(2?).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Approximate the numbers and place the correct symbol (< or >) between them.
?
?
A. -6.5 < -3.5 B. -6.5 ? -3.5 C. -6.5 = -3.5 D. -6.5 > -3.5 E. -6.5 ? -3.5
Mathematics
Solve the linear equation.d + 2(4 - d) = 3d + 4
A. 2 B. 0 C. 1 D. 4
Mathematics
Solve the problem.The symmetry type of an isosceles, nonequilateral triangle is
A. D2. B. Z3. C. Z2. D. D1. E. none of these
Mathematics
Determine if the relation is a function.
A. Function B. Not a function
Mathematics