Solve the inequality and graph the solution set.
? 20
A. -18 ? x ? 22 ; [-18, 22]
B. x ? -18 or x ? 22 ; (-?, -18] ? [22, ?)
C. x ? 22 ; (-?, 22]
D. x ? -18 ; (-?, -18]
Answer: A
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Classify the polygon by name. If it is a quadrilateral, give its specific name.
A. Dodecagon B. Nonagon C. Decagon D. Octagon
For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (cosh t)i + (sinh t)j + tk
A. a = (-sinh t)T + N
B. a = (sinh t)T + N
C. a = (
sinh t)T + N
D. a = (- 
sinh t)T + N
The acceleration function of a body moving along a coordinate line is a(t) = ?7cos2t ? 8sin2t t?0.
Find its velocity and position functions at any time t if it is located at the origin and has an initial velocity of 4 m/sec.
Find the coefficient a of the term in the expansion of the binomial.
?
?
A. -6,300,001 B. -6,300,002 C. -6,299,999 D. -6,300,000 E. -6,299,997