Decide whether or not the ordered pair is a solution of the system.(6, -5)3x = -23 - y2x = -27 - 3y
A. Yes
B. No
Answer: B
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Find the standard equation of the parabola with the given focus and directrix.Focus: (0, -5); directrix: y = 3
A. x2 = 16(y + 1) B. y2 = -16(x + 1) C. y2 = 16(x + 1) D. x2 = -16(y + 1)
Solve the problem.A foul tip of a baseball is hit straight upward from a height of 4 feet with an initial velocity of 
per second. The function 
+ 4 describes the ball's height above the ground, s(t), in feet, t seconds after it was hit. The ball reaches its maximum height above the ground when the instantaneous speed reaches zero. After how many seconds does the ball reach its maximum height?
A. 160
B. 10
C. 
D. 5
Use the RTSC Approach to solve the application.The sum of four times a number and three is equal to the difference of twice the number and eleven. Find the number.
A. -7 B. -17 C. 7 D. 4
Multiply.(5x + 4)(4x3 - 4x2 + 5x - 2)
A. 20x4 - 4x3 + 45x2 + 10x - 8 B. 20x4 - 4x3 + 9x2 + 10x - 8 C. 20x4 - 4x3 + 9x2 - 10x - 8 D. 20x4 - 36x3 + 9x2 + 10x - 8