Decide whether the expression is or is not an identity.
2 = 1 - sin x
A. Identity
B. Not an identity
Answer: A
Mathematics
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Find a formula for the nth term of the sequence.0, -1, 0, 1, 0, -1, 0, 1 (0, -1, 0, 1 repeated)
A. an = cos
B. an = sin(n?)
C. an = sin
D. an = cos(n?)
Mathematics
Solve the problem. Round to the nearest cent.Sandra deposits $3000 in an ordinary annuity at the end of each semiannual period at 3% interest compounded semiannually. Find the amount she will have on deposit after 12 years.
A. $85,900.56 B. $43,853.37 C. $82,900.56 D. $78,675.43
Mathematics
Write the coordinates of each point in the graph.
A. (-3, 4); (-6, 3) B. (-3, 4); (3, -6) C. (4, 10); (-6, 3) D. (-3, -6); (4, -6)
Mathematics
Find the angle of smallest possible positive measure that is coterminal with the given angle.575°
A. 205° B. 287.5° C. 395° D. 215°
Mathematics