Find the reciprocal, if possible. Then find the product of the fraction and its reciprocal.
A. - 
, product is -1
B. 
, product is 1
C. 
, product is 
D. - 
, product is 0
Answer: B
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Evaluate the improper integral.
A. 90 B. 120 C. 180 D. 150
Solve.x2/5 - 5x1/5 + 6 = 0
A. ±32, ±243 B. -32, 81 C. ±1, 243 D. 32, 243
Solve the problem.A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A tree takes 14 hours to prepare, 3 hours to paint, and 4 hours to fire. A sleigh takes 4 hours to prepare, 14 hours to paint, and 7 hours to fire. If the workshop has 88 hours for prep time, 56 hours for painting, and 102 hours for firing, How many of each can be made?
A. 8 wreaths, 4 trees, 2 sleighs B. 9 wreaths, 5 trees, 3 sleighs C. 2 wreaths, 8 trees, 4 sleighs D. 4 wreaths, 2 trees, 8 sleighs
Find dy/dx by implicit differentiation.xy + x + y = x2y2
A. 
B. 
C. 
D. 