Use a graphing utility and Cramer's Rule to solve (if possible) the system of equations.
?
?
A. (-1, -1, 2)
B. (-1, -1, -1)
C. (-1, 1, -2)
D. (-1, -1, -2)
E. (-1, 1, 2)
Answer: A
You might also like to view...
The length of skid marks when a car skids to a stop is a power function of the speed the car is traveling when brakes are applied. The value of the power in this function is 
. If the skid mark length is multiplied by 2.19, how is the speed affected? Round your answer to two decimal places if necessary.
?
A. Stride length is multiplied by 4.8. B. Stride length is multiplied by 1.52. C. Stride length is multiplied by 1.48. D. Stride length is multiplied by 5.54.
Find ? for 0° ? ? < 360°.cot ? = 1.233
A. 35.80°, 324.20° B. 50.96°, 10,364.20° C. 39.04°, 219.04° D. 39.04°, 140.96°
Write the inequality using interval notation. Graph the inequality.x > -3
A. (-?, -3)
B. (-3, ?)
C. [-3, ?)
D. (-?, -3]
Solve the problem.A function f(x) is of the form f(x) = a(x - h)2 + k. What can you say about the values of a, h, and k if the graph of f(x) lies entirely below the x-axis?
A. a, h, and k must all be negative B. a and k must be negative C. h and k must be negative D. a and h must be negative