Use the row transformation described to transform the matrix.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.Persons taking a 30-hour review course to prepare for a standardized exam average a score of 620 on that exam. Persons taking a 70-hour review course average a score of 776. Find a linear equation which fits this data, and use this equation to predict an average score for persons taking a 60-hour review course. Round your answer to the tenths place.
A. 741.2 B. 737.0 C. 751.0 D. 729.7
Name the angle in five different ways.
A. Angle EFG, ?EFG, angle E, ?E, or ?GFE B. Angle GFE, ?F, angle EFG, ?EFG, or ?GFE C. Angle GFE, ?GFE, angle EGF, ?EGF, or ?G D. Angle F, angle EFG, angle GEF, ?EFG, or ?F
Determine whether the ordered pair is a solution of the system of equations. Use alphabetical order of the variables.(3, 6); x + y = 3 x - y = -9
A. Yes B. No
The velocity graph of a car accelerating from rest to a speed of 7 km/h over a period of 10 seconds is shown. Estimate to the nearest integer the distance traveled during this period. Use a right sum with n=10.
