Use Cramer's rule to determine if the system is inconsistent system or contains dependent equations.
A. system is inconsistent
B. system contains dependent equations
Answer: B
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Provide an appropriate response.Determine which surface is steeper between a road with a 25% grade or a road with a pitch of 1 in 4.
A. a road with a pitch of 1 in 4 B. a road with a 25% grade
Find parametric equations for the line described below.The line through the points P(-1, -1, -6) and Q(-4, -5, 3)
A. x = -3t + 1, y = -4t + 1, z = 9t + 6 B. x = t - 3, y = t - 4, z = -6t + 9 C. x = -3t - 1, y = -4t - 1, z = 9t - 6 D. x = t + 3, y = t + 4, z = -6t - 9
Evaluate the determinant.
A. -144 B. 144 C. -4 D. -12
Solve the problem.Amy teaches Chinese lessons for $45 per student for a 6-week session. From one group of students, she collects $1350. Find how many students are in the group.
A. 20 students B. 32 students C. 34 students D. 30 students