Find the exact value. Do not use a calculator.csc 30°
A. 2
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Four cards are numbered 1 through 4. Two of these cards are chosen at random without replacement and the numbers on them are multiplied. Find the expected value of this product.
A. 
B. 4
C. 6
D. 
Mathematics
Solve.Andrew received an inheritance of $40,000. He invested part at an annual rate of interest of 8% and the rest at 10%. If the total annual earnings were $3400, how much money was invested at 8%?
A. $30,000 B. $36,600 C. $15,000 D. $29,000
Mathematics
Use the vectors v, u, w, and z to draw the indicated vector. 
u + z
A. 
B. 
C. 
D. 
Mathematics
Factor the sum or difference of two cubes.216 - t3
A. (6 - t)(36 + 6t + t2) B. (6 - t)(36 + t2) C. (6 + t)(36 - t2) D. (6 + t)(36 - 6t + t2)
Mathematics