9. [1/2 Points] _EI'AILS PREVIOUS N5WERS SCALC9 2.3.075. Biologists have proposed a cubic polynorriial to model the length L of Alaskan rocksh at age A. L = 0.015543 0.372A2 + 3.95/1 + 1.21, dL where L IS measured In inches and A in years Calculate _A . (Round your answer to three decimal pl; A = 18 dL. = l: mm M ' A = 1a Interpret your answer. Q A 18-year old rock sh shrinks at a rate of 65.893 in/yr. O A 18year old rock sh grows at a rate of 65.893 in/yr. O A 18-year old rock sh grows at a rate of 60.269 inlyr. O A 18-year old rock sh shrinks at a rate of 5.624 in/yr. Q) A 18year old rock sh grows at a rate of 5.624 inl'yr. Need Help? /0 Type here To search