Find the sum, regrouping when necessary.

A. 9660
B. 10,760
C. 9750
D. 10,650


Answer: B

Mathematics

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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.

A.   local maximim
B.   local minimum;    local minimum
C.   saddle point; 
D.   saddle point

Mathematics

Solve the problem.The medians of a triangle intersect at a point. The distance from the vertex to the point is exactly two-thirds of the distance from the vertex to the midpoint of the opposite side. Find the exact distance of that point from the vertex A(3, 4) of a triangle, given that the other two vertices are at (0, 0) and (8, 0).

A.
B. 2
C.
D.

Mathematics

Find the integral.

A. e(-7t2) + C
B. - e(-7t2) + C
C. e(-7t2) + C
D. - e(-7t2) + C

Mathematics

Solve the problem. Express the answer in scientific notation to two decimals.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels 1.86 × 105 miles/second.

A. 6.0 × 1014 mi B. 6.0 × 107 mi C. 6.0 × 105 mi D. 6.0 × 1012 mi

Mathematics