Graph.25(x - 2)2 - 9(y + 4)2  = 225

A.

B.

C.

D.



Answer: D

Mathematics

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Solve the problem.Find the equation for the tangent plane to the surface   at the point 

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

Mathematics

Solve the application and answer with a complete sentence.Pete studied 18 hours for his history test. Mike studied 4  hours for the same test. How much longer did Pete study than Mike?

A. Pete studied 13 hours more than Mike.
B. Pete studied 13 hours more than Mike.
C. Pete studied 13 hours more than Mike.
D. Pete studied 14 hours more than Mike.

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Select a linear combination of the standard unit vectors i and j of given initial and terminal points of a vector..   ? Initial Point Terminal Point (0, -8) ?(9, 12) ? ?

A. ?9i + 20j B. ?-9i - 20j C. ?20i - 9j D. ??20i + 9j E. ?9i - 20j

Mathematics

Determine whether the points , and 

style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_fd0c107c098048508dc7cddca" /> are collinear. ? A. ?yes B. ?no

Mathematics