Step-by-step explanation:
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f(g(x))=362−x−2k f(g(x))=x→362−x−2k=x→x2−2x(1−k)−4(k−9)=0 Solution for x are equal if and only if discriminant Δ=0 4(1−k)2+16(k−9)=0 ... More
I think it’s positive. As it gets heavier, the cost has a positive slope, or increases. I’m not absolutely sure though
Your answer is -2 as the axis of symmetry is at -b/2a. So if you were to expand the equation, you would get y= x^2/4 +x -6 where b is 1 and 2a is ½ . Therefore -1 / ½ gives you -2
Answer:
7.3
Step-by-step explanation:
The mean of 4.6, 3, 8.1, 9, 12, 3, 9, 3.5, 7, 3.
6, 22
, 5.8
, 9
, 3 is 7.3