Find the distance d(P1, P2) between the points P1and P2.P1 = (2, -2); P2 = (4, -6)
A. 2
B. 12
C. 6
D. 12
Answer: A
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Using the derivative of f(x) given below, determine the critical points of f(x).f'(x) = (x - 5)2(x + 6)
A. -6, 5 B. -5, 0, 6 C. -5, 6 D. -6, -5, 5
Express the number in scientific notation.890,000,000
A. 8.9 × 108 B. 8.9 × 107 C. 89 × 107 D. 8.9 × 109
Solve the problem.An arch for a bridge over a highway is in the form of a semiellipse with the major axis vertical. The top of the arch is 35 feet above ground. The height of the arch 28 feet from the center is to be 12 feet above ground. Write an equation for the ellipse in which the x-axis coincides with the ground and the y-axis passes through the center of the arch.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Provide an appropriate response.True or false? The x-intercepts of the hyperbola with equation
are 
and (-8, 0).
A. False B. True