Solve the system of equations.x2 + y2 = 1x + y = -1
A. (0, 1), (-1, 0)
B. (0, 1), (1, 0)
C. (0, -1), (1, 0)
D. (0, -1), (-1, 0)
Answer: D
You might also like to view...
If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.
Find the velocity vector of the particle.
A. v(t) = (-8)i + 
j
B. v(t) = 
i + (-8t)j
C. v(t) = (-8t)i - 
j
D. v(t) = (-8t)i + 
j
Add or subtract as indicated.-5 - 6
A. 11 B. -1 C. 1 D. -11
Find the equivalent earnings.Chuck earns $387 a week, but is paid semimonthly. How much is he paid at the end of a pay period?
A. $1,677.00 B. $838.50 C. $774.00 D. $20,124.00
Use least common multiple or greatest common divisor to solve the problem.Two runners run around a circular track. The first runner completes a lap in 6 minutes. The second runner completes the track in 13 minutes. If they both start at the same place and the same time and go in the same direction, after how many minutes will they meet again at the starting place?
A. 156 B. 79 C. 19 D. 78