Solve the equation and state the solution set.
=
+ 
A. {-3}
B. {3}
C.
D. { } or ?
Answer: B
Mathematics
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Find the average value of the function over the given interval.f(x) = 10x on [9, 11]
A. 100 B. 50 C. 400 D. 200
Mathematics
Solve the problem.Find the center of mass of the region of constant density bounded by the paraboloid and the xy-plane.
A. = 0,
= 0,
=
B. = 0,
= 0,
=
C. = 0,
= 0,
=
D. = 0,
= 0,
=
Mathematics
Find the least common multiple.14, 35
A. 70 B. 490 C. 35 D. 49
Mathematics
Find the cofactor of the indicated element.a13
A. -5 B. -8 C. -1 D. 1
Mathematics