Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 + y2 = 93x2 - y2 = 9
A. (0, 3), (0, -3)
B. (
, 0), (-
, 0)
C. (0, 
), (0, -
)
D. (3, 0), (-3, 0)
Answer: B
You might also like to view...
Use the multiplication property of equality to solve the equation. 8x = 24
A. 24 B. 16 C. 3 D. 8
Use your calculator to solve the problem.When a ball with coefficient of restitution e is dropped from a height h meters onto a large flat surface, the time t from the first impact until the ball stops bouncing is given by t = 
seconds. Find the time it takes a ball with coefficient of restitution 0.28 to stop bouncing if it is dropped from a height of 79.3 centimeters. (Round to the nearest tenth.)
A. 22.4 seconds B. 2.1 seconds C. 20.7 seconds D. 2.2 seconds
Solve the system of equations by the elimination method.0.4x + 0.7y = -0.8 x - 0.1y = 5.4
A. no solution B. (-4, 5) C. (0.5, -0.4) D. (5, -4)
Solve the equation.625x = 125
A. 
B. 
C. 
D. 