Complete the identity.
= ?
A. tan x
B. cos2 x
C. cot x
D. sin2 x
Answer: C
Mathematics
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Find the odds. 
What are the odds in favor of drawing an even number from these cards?
A. 3:2 B. 2:3 C. 2:5 D. 5:2
Mathematics
Use a calculator to find tan 143.8°. ? Please round the answer to the nearest ten-thousandth.
Fill in the blank(s) with the appropriate word(s).
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Find anand a6 for the following arithmetic sequence.a16 = -2, a17 = -3
A. an = 13 - 1(n - 1), a6 = 7 B. an = 13 - 1(n - 1), a6 = 8 C. an = 13 + 1(n - 1), a6 = 18 D. an = 13 + 1(n - 1), a6 = 19
Mathematics
Solve.A money market fund advertises a simple interest rate of 7%. Find the total amount received on an investment of $15,000 for 9 months.
A. $22,875.00 B. $787.50 C. $24,450.00 D. $15,787.50
Mathematics