Solve the problem.The area of a rectangle is 6m2 - 10m - 24. Find the length if the width is 2m - 6.

A. 3m + 4
B. 3m - 4
C. 6m + 4
D. 6m - 4


Answer: A

Mathematics

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Perform the indicated operation.(-8 + 4n7 + 4n5) + (5n7 + 6n5 - 6)

A. 9n7 + 10n5 - 14 B. 9 + 10n7 - 14n5 C. -3n7 + 10n5 - 2 D. 5n12

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Find .v = -2i - 6j + 2k

A.
B. 2
C. 6
D. 2

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Find cos(A + B).cos A =  and sin , with A in quadrant I and B in quadrant IV.

A.
B.
C.
D.

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Solve.Jim can run 5 miles per hour on level ground on a still day. One windy day, he runs 10 miles with the wind, and in the same amount of time runs 7 miles against the wind. What is the rate of the wind?

A.  mph
B. 1 mph
C. 5 mph
D. 28 mph

Mathematics