Identify the type of surface represented by the given equation.
+ 
= 
A. Ellipsoid
B. Paraboloid
C. Hyperbolic paraboloid
D. Elliptical cone
Answer: D
Mathematics
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Find n(A) for the set.A = {700, 701, 702, ..., 7000}
A. n(A) = 4 B. n(A) = 7000 C. n(A) = 6301 D. n(A) = 6300
Mathematics
Solve the system of equations.3x + 2y + z = 33x - 5y - z = -362x + y + 4z = 7
A. {(-3, 2, 5)} B. {(-3, 5, 2)} C. ? D. {(2, 5, -3)}
Mathematics
Use substitution to determine whether the given number is a zero of the given polynomial.2; f(x) = -x4 + 2x2 - x - 9
A. Yes B. No
Mathematics
A trough is filled with a liquid of density 855 kg/m3. The ends of the trough are equilateral triangles with sides 7m long and vertex at the bottom. Find the hydrostatic force on one end of the trough.
Mathematics