Evaluate.tan-1(tan 2.537)
A. 3.746
B. 2.537
C. -0.604
D. 2.175
Answer: C
Mathematics
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Multiply.(0.8x - 0.2)2
A. 0.64x2 + 0.32x + 0.04 B. 0.64x2 - 0.32x + 0.04 C. 0.64x2 + 0.04 D. 0.64x2 + 0.32x - 0.04
Mathematics
Perform the indicated operation and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Determine whether the statement is true or false. ? If a sequence is arithmetic, then the second differences of the sequence are all zero. ??
A. True B. False
Mathematics
Multiply.(x2 + 6y2 - xy)(x2 + 4xy + y2)
A. x4 + 3x3y + 3x2y2 + 25xy3 - 6y4 B. x4 + 5x3y + 3x2y2 + 23xy3 - 6y4 C. x4 + 3x3y + 3x2y2 + 23xy3 + 6y4 D. x4 + 5x3y + 11x2y2 + 23xy3 + 6y4
Mathematics