Write the number in standard notation.2.10 × 104
A. 210,000
B. 84
C. 21,000
D. 2100
Answer: C
Mathematics
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Find the average velocity of the function over the given interval. y = 
, [2, 8]
A. - 
B. 7
C. 
D. 2
Mathematics
Calculate the arc length of the indicated portion of the curve r(t).Following the curve r(t) = 5ti + (12 cos t)j + (12 sin t)k in the direction of increasing of arc length, find the point that lies 104? units away from the point where 
A. (40?, 0, 0) B. (40?, 12, 0) C. (40?, 0, 12) D. (40, 12, 0)
Mathematics
Add or subtract. Simplify, if necessary.
A. 10 lb 8 oz B. 2 lb 8 oz C. 2 lb 6 oz D. 10 lb 6 oz
Mathematics
Simplify by factoring.
A. 8x
B. 
C. 8
D. 40
Mathematics