b. On a 6 foot long shelf filled with books, the function B models the distribution of the weight of the books, in pounds per inch, where x is the number of inches from the left end of the bookshelf. Let B(x) be given by the rule B(x) = 0.5 + 1 (x+1)². 6.3 Density, Mass, and Center of Mass i. What are the units on the product B(x). Ax? ii. What are the units on the definite integral and its Riemann sum approxi- mation given by 36 B(x) dx ≈ [B(x₁)Ax? i=1 n 72 iii. Evaluate the definite integral ¹² B(x) dx = 7² (0.5 + (x+1)² one sentence to explain the meaning of the value you find. dx and write

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b. On a 6 foot long shelf filled with books, the function B models the distribution
of the weight of the books, in pounds per inch, where x is the number of inches
from the left end of the bookshelf. Let B(x) be given by the rule B(x) = 0.5 +
1
(x+1)².
i. What are the units on the product B(x) · Ax?
ii. What are the units on the definite integral and its Riemann sum approxi-
mation given by
36
f**
n
6.3 Density, Mass, and Center of Mass
B(x) dx ≈ [B(xi) Ax?
=
i=1
72
-72
iii. Evaluate the definite integral ¹² B(x) dx = ¹² (0.5+ (x+12) dx and write
one sentence to explain the meaning of the value you find.
Transcribed Image Text:b. On a 6 foot long shelf filled with books, the function B models the distribution of the weight of the books, in pounds per inch, where x is the number of inches from the left end of the bookshelf. Let B(x) be given by the rule B(x) = 0.5 + 1 (x+1)². i. What are the units on the product B(x) · Ax? ii. What are the units on the definite integral and its Riemann sum approxi- mation given by 36 f** n 6.3 Density, Mass, and Center of Mass B(x) dx ≈ [B(xi) Ax? = i=1 72 -72 iii. Evaluate the definite integral ¹² B(x) dx = ¹² (0.5+ (x+12) dx and write one sentence to explain the meaning of the value you find.
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