Give an appropriate answer.A bee was flying downward along the curve that is the intersection of 
with the plane y = 1. At the point 
the bee went off on the tangent line. Where did the bee hit the yz-plane?
A. (1, 0, -19)
B. (0, 1, 25)
C. (0, 1, -8)
D. (0, 1, -19)
Answer: D
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Evaluate the expression.
A. 
B. 0
C. 1
D. 5
Find the distance between points P1 and P2.P1(-8, 3, -2) and P2(-7, 4, -1)
A. 2
B. 
C. 3
D. 9
Solve the problem.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by 
where x represents the concentration of the hydrogen ions in the solution in moles per liter. Find the hydrogen ion concentration if the 
A. 10-13 B. 0.08 C. 2.56 D. 1013
Determine the continuity of the function at the given points.f(x) = 
at x = 3 and x = 2
A. The function f is continuous at neither 
nor 
B. The function f is continuous at both 
and 
C. The function f is continuous at 
but not at 
D. The function f is continuous at 
but not at 