User row operations to change the matrix to reduced form.
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem. Assume the x-axis is horizontal, the positive y-axis is vertical (opposite g), the ground is horizontal, and only the gravitational force acts on the objects. A projectile is fired at a speed of 1160 m/sec at an angle of 52°. How long will it take to get 29 km downrange? Round your answer to the nearest whole number.
A. 39 sec B. 43 sec C. It will never get that far downrange. D. 41 sec
Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z = 
; R = {(x, y): 0 ? x ? 1, 1 ? y ? e}
A. 
B. 
C. 
D. 
How many significant digits are in a measurement of 450L?
A. 3 B. 2 C. 0 D. undetermined
Identify the property that allows you to conclude that the triangles are congruent. Or, if such a conclusion cannot be made, answer "None."
A. ASA B. SSS C. SAS D. None