Solve the problem.Tim needs to apply 1
gallons of herbicide per acre of soybeans. How many gallons of herbicide are needed for 400 acres?
A. 266
gal
B. 600 gal
C. 100
gal
D. 102 gal
Answer: B
Mathematics
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Find the variation equation for the variation statement.z varies jointly as y and the cube of x; z = 160 when x = 2 and y = -4
A. y = 5x3y B. y = -5xy3 C. y = -5x3y D. y = 5xy3
Mathematics
The graph of the following curve is given. Find the area that it encloses.
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Mathematics
Prove the identity.4 cot 4x = 2 cot 2u - 2 tan 2u
What will be an ideal response?
Mathematics
For the given function f(x), find f-1(x). State the domain of f-1(x).f(x) = 
- 8
A. f-1(x) = (x - 8)2, x ? - 8 B. f-1(x) = (x + 8)2, x ? - 8 C. f-1(x) = -(x + 8)2, x ? - 8 D. f-1(x) = x + 8, x ? - 8
Mathematics