8(2)+3(5)+4*2
16+15+16
Answer is 47
Answer:
Step-by-step explanation:
x+y = 175
y = 175 - x
f(x) = (x+3)(y+4)
= x(175-x) + 3(175-x) + 4x + 12
= 175x - x² + 525 - 3x + 4x + 12
= -x² +176x + 537
f'(x) = -2x + 176
maximum when x = 88
y = 175-x = 87
1) 1/6
2) 1/3
3) 1/2
4) 1/6
5)1/3
6) 1/3
If its wrong , sry..
It is 40.682414698, or about 40.7 feet of string.
