Checkpoint 2 Worked-out solution available at LarsonAppliedCalculus.com From 2007 through 2012, the consumption B (in pounds per person) of blueberries in the United States can be modeled by B = − 0.0179 t 2 + 0.485 t − 2.03 , 7 ≤ t ≤ 12 where t = 7 corresponds to 2007. Show that the consumption of blueberries was increasing from 2007 to 2012. (Source: U.S. Department of Agriculture)
Checkpoint 2 Worked-out solution available at LarsonAppliedCalculus.com From 2007 through 2012, the consumption B (in pounds per person) of blueberries in the United States can be modeled by B = − 0.0179 t 2 + 0.485 t − 2.03 , 7 ≤ t ≤ 12 where t = 7 corresponds to 2007. Show that the consumption of blueberries was increasing from 2007 to 2012. (Source: U.S. Department of Agriculture)
Solution Summary: The author proves that the consumption of blueberries was increasing from 2007 to 2012. The modeled function, B=-0.0179t2+0.485t-2.03 and the interval is 7le
Checkpoint 2 Worked-out solution available at LarsonAppliedCalculus.com
From 2007 through 2012, the consumption B (in pounds per person) of blueberries in the United States can be modeled by
B
=
−
0.0179
t
2
+
0.485
t
−
2.03
,
7
≤
t
≤
12
where t = 7 corresponds to 2007. Show that the consumption of blueberries was increasing from 2007 to 2012. (Source: U.S. Department of Agriculture)
Consider the following system of equations, Ax=b :
x+2y+3z - w = 2
2x4z2w = 3
-x+6y+17z7w = 0
-9x-2y+13z7w = -14
a. Find the solution to the system. Write it as a parametric equation. You can use a
computer to do the row reduction.
b. What is a geometric description of the solution? Explain how you know.
c. Write the solution in vector form?
d. What is the solution to the homogeneous system, Ax=0?
2. Find a matrix A with the following qualities
a. A is 3 x 3.
b. The matrix A is not lower triangular and is not upper triangular.
c. At least one value in each row is not a 1, 2,-1, -2, or 0
d. A is invertible.
Find the exact area inside r=2sin(2\theta ) and outside r=\sqrt(3)
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