Find the indicated maxima or minima.Maximum of f(x,y) = 4xy,subject to x + y = 8
A. 72 when x = 0, y = 8
B. 64 when x = 4, y = 4
C. 64 when x = 3, y = 5
D. 72 when x = 2, y = 6
Answer: B
Mathematics
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Write the fraction in simplest form. Assume that all variable factors in the denominator are not equal to zero.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.(x - 6)2 + 4(x - 6) - 5 = 0
A. {-11, -5} B. {5, 11} C. {-7, -1} D. {1, 7}
Mathematics
Find the product.x2(x - 5)3
A. x5 - 5x4 + 35x3 - 125x2 B. x5 - 15x4 + 75x3 - 125x2 C. x5 - 15x4 + 15x3 - 125x2 D. x5 - 15x4 + 35x3 - 125x2
Mathematics
Express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression.13 and 77
A. -|77 - 13| = -64 B. -|13 + 77| = -90 C. |13 + 77| = 90 D. |13 - 77| = 64
Mathematics