Tell whether the statement is true or false. If false, give the reason.{6} = {x|x is an even counting number between 8 and 14}
A. True
B. False; 6 is less than 8
C. False; 6 is a set, and not an element of the set.
D. False; 6 is less than 14
Answer: B
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = t - 3, y = t2 + 5
A. y = x2 - 14 B. y = x2 + 14 C. y = x2 + 6x + 14 D. y = x2 - 6x - 14
Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
Find an equation for the hyperbola described. Graph the equation.Center at (0, 0); vertex at (0, 3); focus at (0, -
)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Solve the problem.While traveling at a constant speed in a car, the centripetal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 27 feet per second per second when the radius of the turn is 80 feet, find the acceleration the passengers feel when the radius of the turn is 240 feet.
A. 5 ft/sec2 B. 4 ft/sec2 C. 6 ft/sec2 D. 3 ft/sec2