Step-by-step explanation:
6x2 - x + 3 - (-5x2 + 10x - 1)
6x2 - x + 3 + 5x2 - 10x + 1
Solving like terms
11x2 - 11x + 4
Answer:
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The formula of a distance between two points:
We have the points P(2, 2) ans Q(7, 4). Substitute: