Solve. Write results using scientific notation.A computer can do one calculation in 1.9 x 10-7 seconds. How long would it take the computer to do a trillion (1012) calculations?
A. 1.9 x 106 sec
B. 1.9 x 10-7 sec
C. 1.9 x 105 sec
D. 1.9 x 1012 sec
Answer: C
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By using a graphing utility to complete the following table. Round your answer to four decimal places.
x
0.2
0.4
0.6
0.8
1
1.2
1.4
y1
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y2
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A. ?
| x | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
| y1 | 0.0403 | 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
| y2 | 0.0403 | 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
B. ?
| x | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
| y1 | 0.0403 | 0.1646 | - 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
| y2 | 0.0403 | 0.1646 | - 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
C. ?
| x | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
| y1 | 0.0403 | - 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
| y2 | 0.0403 | - 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
D. ?
| x | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
| y1 | - 0.0403 | 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
| y2 | - 0.0403 | 0.1646 | 0.3863 | 0.7386 | 1.3105 | 2.3973 | 5.7135 |
E. ?
| x | 0.2 | 0.4 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
| y1 | 0.0403 | 0.1646 | 0.3863 | - 0.7386 | 1.3105 | 2.3973 | 5.7135 |
| y2 | 0.0403 | 0.1646 | 0.3863 | - 0.7386 | 1.3105 | 2.3973 | 5.7135 |
Solve the system by substitution, if possible.
?
?
A. (11, -2) B. (7, 4) C. (-3, 12) D. (4, 7) E. No solutions
Multiply and, if possible, simplify.
? 
A. x + 3
B. 
C. 
D. 
Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = x2i + xyj + yk; C: the counter-clockwise path around the perimeter of the rectangle in the x-y plane formed from the x-axis, y-axis , x = 3 and y = 6
A. 108 B. - 54 C. -108 D. 54