Solve the problem.Find two positive numbers x and y such that x + y = 60 and xy2 is maximized.
A. x = 30 and y = 30
B. x = 20 and y = 40
C. x = 15 and y = 45
D. x = 1 and y = 59
Answer: B
Mathematics
You might also like to view...
Evaluate the function at the given values of the variable.f(x) = x2 + 5
a. f(-4)
b. f(-6)
A. 80, 180 B. -40, -60 C. -3, -7 D. 21, 41
Mathematics
Solve the equation.
= 
x
A. 
B. 
C. 
D. {1}
Mathematics
Factor the expression.6y4 + 15y3 + 15y2 - 3y
A. 3(2y4 + 5y3 + 5y2 - y) B. 3y(2y3 + 5y2 - 5y - 1) C. 3y2(2y2 + 5y + 5) D. 3y(2y3 + 5y2 + 5y - 1)
Mathematics
Write the formula using the "language" of variation. P = kNT/V, where P is the gas pressure of N molecules of a gas in a volume V at temperature T
What will be an ideal response?
Mathematics