Simplify the expression.

A.
B.
C.
D.


Answer: D

Mathematics

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Find a rectangular equation for the plane curve defined by the parametric equations.x = t + 4, y = t2, for t in (-?, ?)

A. y = 
B. y =  + x + 4
C. y = x2 - 8x + 16
D. y = x2 + 16

Mathematics

Write down all the subsets of the given set.{2, ?, 9, ?}

A. {2}, {?}, {9}, {?}, {2, ?}, {2, 9}, {2, ?}, {?, 9},  {?, ?}, {9, ?}, {2, ?, 9}, {2, ?, ?}, {2, 9, ?}, {?, 9, ?}, ? B. {2}, {?}, {9}, {?}, {2, ?}, {2, 9}, {2, ?}, {?, 9},  {?, ?}, {9, ?}, {2, ?, ?}, {2, 9, ?}, {?, 9, ?},  {2, ?, 9, ?}, ? C. {2}, {?}, {9}, {?}, {2, ?}, {2, 9}, {2, ?}, {?, 9},  {?, ?}, {9, ?}, {2, ?, 9}, {2, ?, ?}, {2, 9, ?}, {?, 9, ?},  {2, ?, 9, ?}, ? D. {2}, {?}, {9}, {?}, {2, ?}, {2, 9}, {2, ?}, {?, 9},  {?, ?}, {9, ?}, {2, ?, 9}, {2, ?, ?}, {2, 9, ?}, {?, 9, ?},  {2, ?, 9, ?}

Mathematics

Solve the formula for the given letter. 

A.
B.
C.
D.
E.

Mathematics

Provide an appropriate response.Determine which ordered pair is a solution for the equation:  y = 5 - 2x

A. (6, 7) B. (5, 0) C. (-2, 1) D. (1, 3)

Mathematics