Solve.2x + y = 0 x - 3y + z = 03x + y - z = 0
A. (1, 0, 0)
B. (0, 1, 0)
C. (0, 0, 1)
D. (0, 0, 0)
Answer: D
Mathematics
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Evaluate the integral.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If P = (7, -10) and Q = (x, 74), find all numbers x such that the vector represented by 
has length 91.
A. {-28, 49} B. {-42, 42} C. {-42, -28} D. {-28, 42}
Mathematics
Solve the problem. Round rates to the nearest tenth of a percent and dollar amounts to the nearest dollar when necessary.A local dealer sells baseballs for $25.00 each. If this is a 61.9% markup on cost, find the equivalent markup percent on the selling price.
A. 70.3% B. 61.9% C. 61.8% D. 38.2%
Mathematics
Write decimal notation.
A. 0.07145 B. 0.7145 C. 71.45 D. 7.145
Mathematics