Find the sum of the sequence.

A. -28
B. -7
C. -42
D. -6


Answer: A

Mathematics

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Find the slope of the line containing the two given points. and 

A.
B.
C.
D.

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Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 12 ft. Find the length of the ladder if the length is 4 ft more than its distance from the wall.

A. 12 ft B. 20 ft C. 24 ft D. 16 ft

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Find y".y = 2 cot 

A. 4 csc2  cot 
B. -  csc2 
C. -4 csc 
D.  csc2  cot 

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Indicate the metric unit that would be best used to express the mass of the object.A car key

A. metric tonnes B. grams C. kilograms D. milligrams

Mathematics