Determine whether the given inequality is quadratic.x(x - 7) + 2 < -3
A. Yes
B. No
Answer: A
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Solve the problem.An experiment was conducted. The results are listed in the following table. 
What are the values of c and f?
A. 0.147, 0.158 B. 0.151, 0.158 C. 0.167, 0.208 D. 0.147, 0.258
Solve the quadratic equation by using the quadratic formula. If the equation has no real solutions, write "no real-number solutions."x2 - 6x + 4 = 0
A. 
± 3
B. 8
C. 3 ± 
D. -3 ± 
Solve the problem.A baseball pitcher throws a baseball with an initial speed of 127 feet per second at an angle of 20° to the horizontal. The ball leaves the pitcher's hand at a height of 4 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 = 119.34t, y = -16t2 + 43.43t + 4 5.238 sec, 1.357 sec, 239.771 feet B. x = 119.34t, y = -16t2 + 43.43t + 4 2.619 sec, 1.357 sec, 3.997 feet C. x = 119.34t, y = -16t2 + 43.43t + 4 5.607 sec, 1.357 sec, 29.471 feet D. x = 119.34t, y = -16t2 + 43.43t + 4 2.804 sec, 1.357 sec, 33.471 feet
Use the quotient rule to find the derivative.y = 
A. 
= 1 + 
B. 
= 1 + 
C. 
= 1 - 
D. 
= x + 