Solve each system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. x = 2, y = 2
B. x = 1, y = 7
C. x = 2, y = 7
D. Inconsistent
Answer: D
You might also like to view...
Determine whether the given function satisfies a Laplace equation.f(x, y) = 
A. Yes B. No
Solve the problem. Unless stated otherwise, assume that the projectile flight is ideal, that the launch angle is measured from the horizontal, and that the projectile is launched from the origin over a horizontal surfaceA projectile is fired at a speed of 1160 m/sec at an angle of 45°. How long will it take to get 29 km downrange? Round your answer to the nearest whole number.
A. 33 sec B. 35 sec C. 37 sec D. It will never get that far downrange.
The following table shows, for females ages 55 to 64, the number of heart disease deaths H per 100,000 at time t years after 2000.
t 0 3 4 7 H 159 147 138 123?
A: Use the average rate of change from 2004 to 2007 to estimate the value of 
for 2004. Round your answer to two decimal places.B: Explain in practical terms the meaning of the number you found in part A. Round your result to the nearest whole number.C: Use your answer from part A to estimate the number heart disease deaths per 100,000 females in 2006. Round your result to the nearest whole number.
What will be an ideal response?
Find the perimeter. Use 3.14 for ?.
A. 30.7 yd B. 23.55 yd C. 15.7 yd D. 41.4 yd