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Answer:
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
Answer :
Incorrect
Explanation : In the given solution set of Ax = b;
is set of all vectors to form w=
p +

here

is is any solution of the equation Ax = 0;
this stands to be incorrect, as the correct would only exists when some vector
p is found to be like this
Ap=b
Layers of rock that bend can produce a downward fold known as a syncline.
This is the type of fold that occurs with the younger layers of rocks remaining closer to the center of the structure. Synclines can be recognized by the fact that the youngest layers of rocks always remain near the folds center.
Hope this helped..