Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x2
A. No, yes
B. No, no
C. Yes, no
D. Yes, yes
Answer: D
Mathematics
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; - 
B. converges; 
C. converges;1
D. diverges
Mathematics
Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(5x - 11)2
A. 25x2 + 121 B. 5x2 - 110x + 121 C. 25x2 - 110x + 121 D. 5x2 + 121
Mathematics
Answer the question.True or False? In quadrant IV, the y-coordinate is always positive.
A. True B. False
Mathematics
Evaluate the trigonometric function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.) ? sec 221° ?
A. -1.3250 B. -1.0250 C. -0.8250 D. -0.9250 E. -1.2250
Mathematics