Solve the problem.Which of the following vectors is parallel to v = i - j?
A. w = 2i - 2j
B. w = 2i + 2j
C. w = i + j
D. w = i - 2j
Answer: A
Mathematics
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Find a system of inequalities with the given graph.
A. y ? -x + 9 y ? 6x - 3 x ? 0 y ? 0 B. y ? x + 9 y ? 6x - 3 x < 0 y < 0 C. y < -x + 9 y > 6x - 3 x > 0 y > 0 D. y ? -x + 9 y ? 6x - 3 x ? 0 y ? 0
Mathematics
Add.81439098
A. 20,265 B. 21,265 C. 21,055 D. 21,244
Mathematics
Find approximate x-intercepts. Round the coordinates to the nearest tenth if necessary.y = 2x2 + 2x - 12
A. (2, 0), (-3, 0) B. (-2, 0), (-3, 0) C. (2, 0), (3, 0) D. (-2, 0), (3, 0)
Mathematics