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4 votes
A dilation maps (2, 6) to (4, 12). Find the coordinates of the point (9, -6) under

the same dilation.
O (18, 12)
O (18,-12)
O (-12, -18)
O (12, 18)

1 Answer

1 vote
An electric field of 3x10 16 n/c is needed to create a spark in the air. If the charged particles in the fields are separated by a distance 1mm , how many coulombs of change are needed for a spark?
answered
User Adi Roiban
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