Which of the following is a negation for “Jim has grown or Joan has shrunk.”

(a) Jim has grown or Joan has shrunk.
(b) Jim has grown or Joan has not shrunk.
(c) Jim has not grown or Joan has not shrunk.
(d) Jim has grown and Joan has shrunk.
(e) Jim has not grown and Joan has not shrunk.
(f) Jim has grown and Joan has not shrunk.


(e) Jim has not grown and Joan has not shrunk.

Mathematics

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Fill in the blank with the appropriate symbol, ? or ? .6.3  {x|x is a rational number smaller than 6}

A. ? B. ?

Mathematics

Multiply the expressions.(z - 15)2

A. z + 225 B. z2 - 30z + 225 C. z2 + 225 D. 225z2 - 30z + 225

Mathematics

Determine algebraically whether the function is even, odd, or neither.f(x) = 

A. even B. odd C. neither

Mathematics

The ? shape in the figure below is shown using 9 pixels in a 3 × 3 grid. The color levels are given to the right of the figure. Use the matrix  that represents a digital photograph of the ? shape to solve the problem.Adjust the contrast by changing the black to dark grey and the light grey to white. Use matrix addition to accomplish this.

A.
 +  = 
B.
 +  = 
C.
 +  = 
D.
 +  = 

Mathematics