Find the dot product v ? w.v = -i + j,w =  i + j 

A. 1
B. -1
C. 0
D. -2


Answer: C

Mathematics

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Provide an appropriate response.If  converges conditionally, what can be said about ?

A. The series may converge or diverge. B. The series always diverges. C. The series always converges.

Mathematics

Solve the problem.You brake your car from a speed of 65 mph. The table shows data that represent your car's speed versus the amount of time elapsed from the moment that you began to brake.Graph the data. What is the slope of the line segment that represents the period of time during which the speed decreases?

A.

The slope of the decrease is -10.
B.

The slope of the decrease is -9.
C.

The slope of the decrease is -9.
D.

The slope of the decrease is 9.

Mathematics

Let 

?
Use the Newton method to find the zero of  in the interval .
?
Round your answer to five decimal places, if necessary.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Find the equation of the hyperbola with foci ,  and 

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?

A.
B.
C.
D.
E. none of these

Mathematics