Find the equation for the hyperbola described.Foci at (- , 0) and (, 0); asymptote the line y = - x

A.  -   = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1


Answer: D

Mathematics

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The problem tells how many units and in what direction the graph of the given equation is to be shifted. Give an equation for the shifted graph. Then sketch the original graph with a dashed line and the shifted graph with a solid line.y = Down 1, right 4

A. y - 1 = 

B. y - 1 = 

C. y + 1 = 

D. y + 1 = 

Mathematics

Find z1z2. Write the answer in polar form with the argument between 0° and 360°.z1 = 1 + i, z2 =  - i

A. 2(cos 75° + i sin 75°)
B. 2(cos 345° + i sin 345°)
C. 2(cos 15° + i sin 15°)
D. (cos 15° + i sin 15°)

Mathematics

Use the product rule for exponents to simplify the expression, if possible. Write the answer in exponential form.(-3)8(-3)3

A. (-3)11 B. 911 C. 311 D. 924

Mathematics

Determine if the given ordered triple is a solution of the system.(2, -3, 5)x - y + z = 10x + y + z = 4x + y - z = -6

A. not a solution B. solution

Mathematics