Find the equation of the parabola whose vertex and focus are shown.
A. x2 = 8y
B. x2 = -8y
C. y2 = -8x
D. x2 = -2y
Answer: B
Mathematics
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Provide an appropriate response.If a has exactly one real square root, what must be true of a?
A. a is nonnegative B. a is negative C. a is positive D. a is equal to zero
Mathematics
Use the trapezoidal rule and Simpson's rule to approximate the value of the definite integral.
?
?
A. 
B. 
C. 
D. 
Mathematics
Complete.4 mi = 
yd
A. 
B. 4000
C. 7040
D. 21,120
Mathematics
Solve the problem.The water in a tank weighs 923.44 lb. One cubic foot of water weighs 62.5 lb. How many cubic feet of water are in the tank?
A. 985.94 cubic feet B. 57,715.000 cubic feet C. 0.06768 cubic feet D. 14.77504 cubic feet
Mathematics