If f(x) has a positive derivative over (- ∞ , -7) and (-7, 2…

If f(x) has a positive derivative over (- ∞ , -7) and (-7, 2) and a negative derivative over (2, ∞ ), and a derivative equal to 0 at x = -7, what can you say about x = -7? what can you say about x = 2? (Think in terms of CV, max/min, inflection points, etc. Support your answer.)

Solve the problem.The Olympic flame at the 1992 Summer Olymp…

Solve the problem.The Olympic flame at the 1992 Summer Olympics was lit by a flaming arrow. As the arrow moved d feet horizontally from the archer, assume that its height h, in feet, was approximated by the functionh = -0.002d2 + 0.7d + 6.2.Find the relative maximum of the function.

For an artificial tendon requiring large reversible deformat…

For an artificial tendon requiring large reversible deformation at low loads, which biomaterial class is MOST appropriate? A. Ceramic biomaterials with high compressive strengthB. Metallic biomaterials with excellent fatigue propertiesC. Polymeric biomaterials with elastic chain motionD. Composite biomaterials reinforced with ceramic phases