Solve the problem.Suppose that 
= -1. Find 
and 
.
A. 0; -1
B. 1; -1
C. 0; 1
D. -1; 1
Answer: C
Mathematics
You might also like to view...
Solve the problem.If v = 4i - 4j + k, find a vector perpendicular to both v and i + k.
A. 3i + 2j - 3k B. -4i - 3j + 4k C. 2i + 3j - 2k D. i - j + 3k
Mathematics
Express the area of the figure as a polynomial in descending powers of the 
3x - 3
A. 3x2 + 9x - 3 B. -6x2 + 3x + 9 C. 6x2 - 4x - 9 D. 6x2 + 3x - 9
Mathematics
Find the difference.
- 
A. - 
B. - 
C. 
D. - 
Mathematics
Find the angles A and ACB, and length CD in the roof shown in the illustration below, where AC = BC.Do not use rounded answers in your calculations. Round angles to the nearest tenth, and round side lengths to three significant digits.
?A = __________°, ?ACB = __________
CD = __________ ft
What will be an ideal response?
Mathematics