If f,g:ℝ→ℝ are defined by f(x)= x+x and g(x)=x-x ,find f∘g and g∘f.

If $f, g : ℝ \to ℝ$ are defined by $f (x) = |x| + x a n d g (x) = |x| - x$ ,find $f \circ g a n d g \circ f$ .

Matching exercise

Match the items on the right to the items on the left.

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STEP 5