Test 14
1.
Given \(y=f(x)\) is a V with vertex \((0,-3)\) and zeros \(\pm3\).
\(\text{graph of }-|f(x)|=?\)
A) B) C) D) E)
2.
The source graph is piecewise linear with \(f(-2)=7, f(-1)=6, f(0)=3, f(2)=-3, f(5)=0\).
\(f(x)=?\)
A) \(y=2|x-2|-|x+1|\)B) \(y=|x-1|-2|x-2|\)C) \(y=|x-2|-|x+1|\)D) \(y=2|x-2|+|x+1|\)E) \(y=|x+1|-|x-2|\)
3.
Given \(y=f(x)\) is the line through \((0,-4)\) and \((2,0)\).
\(\text{graph of }f(|x|)=?\)
A) B) C) D) E)
4.
The source graph is piecewise linear through \((0,3)\), \((1,1)\), \((2,1)\), then rises for \(x>2\).
\(f(x)=?\)
A) \(y=|x|+|x-2|\)B) \(y=|x-1|-|x-2|\)C) \(y=|x-2|-|x|\)D) \(y=|x-1|+|x-2|\)E) \(y=|x|+|x+2|\)