Plot the complex number.z = -2 + i 

A.
 
B.
 
C.

D.
 


Answer: D

Mathematics

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Solve the problem.The area of the base B and the height h of a pyramid are related to the pyramid's volume V by the formula  How is dV/dt related to dh/dt if B is constant?

A.  = 
B.  = 
C.  = B
D.  = 

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Solve the problem.A survey of 1680 people found that 795 people were planning to travel on Labor Day weekend. How many people were planning to stay home?

A. 2475 people B. 885 people C. 2375 people D. 785 people

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Add or subtract as indicated.(-6x6 + 9x8 - 7 - 2x7) - (8 - 5x7 + 2x8 - 4x6)

A. 7x8 - 7x7 - 10x6 + 1 B. 11x8 - 7x7 - 10x6 - 15 C. 7x8 + 3x7 - 2x6 - 15 D. 11x8 - 7x7 - 10x6 + 1

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Write the expression in the standard form a + bi.(-8 + 5i)(3 + i)

A. -29 + 7i B. -19 - 23i C. -19 + 7i D. -29 - 23i

Mathematics