F(x) = 3(x-4)^2-38 because finding the perfect square would get you f(x)+38=3(x^2-8x+16) and then finding the squareroot of that and moving the constant on the left back to the right would leave u with f(x)=3(x-4)^2-38
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Answer: 0.0064683053
I just used a calculator..
Hello,
Sorry,
The true conjecture should have been |n|>=0
Answer B
0 is also negative