using algebra determine the intervals of increasing and decreasing for the function f(x)=2x−1/x+2

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Q: Given f(x)=x²-3x + 5, what is f(-2)? A f(-2)=7 B f(-2)=3 c f(-2)=15 D f(-2) = -5

A: See this solution in below.

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Q: Simplify the expression. Assume all variables are positive. 7 8 (J' b 75 3 B3

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Q: What is the domain for the function graphed below?

A: