How many gallons of 27% butterfat cream must be mixed with 500 gallons of 3% butterfat milk to obtain a 7% butterfat milk?
?
__________ gallons of 27% butterfat cream.
Fill in the blank(s) with the appropriate word(s).
100
Mathematics
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Find the linear approximating polynomial for the function centered at a.f(x) = x + 
, a = 4
A. L(x) = 
x + 
B. L(x) = 
x + 
C. L(x) = 
x + 
D. L(x) = 
x + 
Mathematics
Multiply.(5x4y)(3x2y5)
A. 15x8y5 B. 15x6y5 C. 15x6y6 D. 8x6y5
Mathematics
Find the focus and the directrix of the parabola.(x + 2)2 = 8(y + 1)
A. Focus: (-2, 1); directrix: x = -3 B. Focus: (-2, 1); directrix: y = -3 C. Focus: (-1, 0); directrix: y = -4 D. Focus: (-2, -3); directrix: y = 1
Mathematics
Add or subtract as indicated. Express your answer in standard form.5i - (4 - 9i)
A. -4 - 14i B. 4 - 14i C. -4 + 14i D. 4 + 14i
Mathematics