Factor.x2 + 30x + 225
A. (x + 15)2
B. (x + 15)(x - 15)
C. (x - 15)2
D. Not factorable
Answer: A
Mathematics
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Calculate the flow in the field F along the path C.F = (x - y)i - (x2 + y2)j; C is curve from (2, 0) to (-2, 0) on the upper half of the circle x2 + y2 = 4
A. 2?
B. - 2?
C. 4?
D. 
Mathematics
Solve the problem.List the first 10 counting numbers in base 16.
A. 1, 2, 3, 4, 5, 6, 7, 8, 9, 11 B. 1, 2, 3, 4, 5, 6, 7, 8, 9, A C. 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B D. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
Mathematics
Add or subtract. Express the answer as a mixed number.15
- 6
A. 9
B. 7
C. 8
D. 8
Mathematics
Prove:
Mathematics