Find the power of i.i-8
A. -i
B. 1
C. -1
D. i
Answer: B
Mathematics
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Solve the problem.Find the image of the given figure under the translation that takes P to P'.
A. 
B. 
C. 
D. 
Mathematics
A diagonal brace is to be placed in the wall of a room. The height of the wall is 7 ft, and the wall is 15 ft long. What is the exact length of the brace? ?
A. 
B. 
C. 17
D. 
E. 13
Mathematics
Solve the system algebraically.x2 + y2 = 123x - y = -2
A. 
and 
B. 
and 
C. 
and 
D. 
and 
Mathematics
Write the number in standard form.1.28 × 10-4
A. 0.00128 B. 0.0000128 C. 0.000128 D. -128,000
Mathematics