Find all solutions of the equation in the complex number system.x3 - 1 = 0
A. {1}
B. {1, - 
+ 
, - 
- 
}
C. {1, - 
+ 
i, - 
- 
i}
D. {1i, - 
+ 
i, - 
- 
i}
Answer: C
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Identify the leading term and leading coefficient of the polynomial.5 - 12x4 - 17x + 17x3 + 19x2
A. Leading term: 17x3; leading coefficient: 17 B. Leading term: -12x4 ; leading coefficient: 5 C. Leading term: 5; leading coefficient: 5 D. Leading term: -12x4 ; leading coefficient: -12
Solve the equation
?
?
A. 
B. 
C. ?
D. ?
E. ?
Solve.Ron throws a ball straight up with an initial speed of 70 feet per second from a height of 3 feet. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the maximum height of the ball?
A. x = 0 and y = -16t2 + 40t + 6 5.284 sec, 1.25 sec, 25 feet B. x = 0 and y = -16t2 + 40t + 6 2.34 sec, 1.25 sec, 5.99 feet C. x = 0 and y = -16t2 + 40t + 6 4.679 sec, 1.25 sec, 181.21 feet D. x = 0 and y = -16t2 + 40t + 6 2.642 sec, 1.25 sec, 31 feet
Solve the inequality, then graph the solution.0 < -3z ? 12
A. [-4, 0]
B. (-4, 0)
C. (0, 4]
D. [-4, 0)