Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, ? < ? < 
Find cos 
.
A. 
B. 
C. - 
D. - 
Answer: C
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Evaluate the integral in terms of natural logarithms.
A. 
ln 
B. 
ln 
C. -
ln 
D. -ln 
Solve the problem.The Chicago Men's Shop made the following purchases of dress shirts: 50 shirts at $78.32 in January, 60 shirts at $41.21 in March, 75 shirts at $82.74 in June, and 35 shirts at $61.60 in August. A September inventory found 150 shirts remaining. Find the inventory value using a) weighted average method, b) FIFO Method, and c) LIFO Method. Round final answers to the nearest cent.
A. (a) $10,057.50 (b) $9,698.20 (c) $10,009.90 B. (a) $14,750.10 (b) $11,748.00 (c) $9,240.00 C. (a) $9,895.13 (b) $6,181.50 (c) $12,411.00 D. (a) $10,057.50 (b) $10,009.90 (c) $9,698.20
Multiply. Write the answer in lowest terms.
? 2
A. 
B. 
C. 
D. 
Evaluate the sum using the given information.x1 = -2, x2 = -4, x3 = 2, x4 = 0, and?x = 0.6; f(x) = x2 - 4
A. 19.2 B. 5.8 C. 4.8 D. 0.192