Match the system with the correct graph.x + y = -2x - y = 6

A.

B.

C.

D.


Answer: A

Mathematics

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Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 

A.

B.

C.

D.

Mathematics

Express the value of the inverse hyperbolic function in terms of natural logarithms.sech-1 

A. ln 
B. ln  
C. Undefined
D. ln 

Mathematics

Set up a linear equation and solve it. Use the variable x in your equation.Bob is saving to buy a car. The total amount that he needs is $14,000. The amount that he has saved so far is $5000. How much more does Bob need?

A. 5000 + x = 14,000; $9002 B. 5000 - x = 14,000; $9002 C. 5000 - x = 14,000; $9000 D. 5000 + x = 14,000; $9000

Mathematics

Find all specified roots.Cube roots of 1.

A. 1, -  + i, -  - i
B. -1, 1
C. 1,  + i, -  + i
D. 1,  - i, -  - i

Mathematics