2x+y=400
A=xy area of farmland
y=400-2x
A=400x-2x^2
A'(x)= 400 -4x derivative of area with respect to x
0=400-4x find out where f ' equals 0
4x=400
x=100
A'(x)= 400 -4x
A''(x)= -4 check 2nd derivative. if negative then relative max at x=100
2x+y=400
y=200
dimensions 100x200
hope it helped
The improper fraction is 31/8
Answer: m = 0
.........................
Answer:
V≈335
Step-by-step explanation:
V= πr2(h/3)
The radius, r, is 8mm and the height, h, is 5mm. Then solve π8x2(8/3) which is 335.1 then round to a whole number and that's your answer.
Answer:
y8
Step-by-step explanation:
