Find three positive numbers x, y, and z whose sum is 18 and the sum of the squares is a minimum.
?
A. 
B. ?
C. 
D. ?
E. ?
Answer: A
You might also like to view...
Give the rectangular coordinates for the point.(4, 45°)
A. (2
, 2
)
B. (-2
, -2)
C. (2
, 2)
D. (-2, -2
)
Solve the application problem.The height of a triangle is 3 centimeters more than the base. If the area of the triangle is 44 square centimeters, find the base and height of the triangle.
A. Base: 8 cm; Height: 11 cm B. Base: 7 cm; Height: 10 cm C. Base: 7 cm; Height: 12 cm D. Base: 5 cm; Height: 8 cm
Give the equation of the horizontal asymptote, if any, of the function.f(x) = 
A. y = 3 B. y = 5 C. y = 1 D. none
Solve.Bob owns a watch repair shop. He has found that the cost of operating his shop is given by 
where c is the cost in dollars, and x is the number of watches repaired. How many watches must he repair to have the lowest cost?
A. 24 watches B. 49 watches C. 38 watches D. 30 watches