Question

using the formula d =r,c=2nr or c=nd find the values of unknown variables. d=14cm c? r=35cm. c? ​

Answer 1

Answer:

Determine the point which maximises or minimises the function :

U= x

2

+ xy+y2

+3z2

Subject to : z+2y +4z = 60Determine the point which maximises or minimises the function :

U= x

2

+ xy+y2

+3z2

Subject to : z+2y +4z = 60

Answer 2

Answer:

1.

D = 14 cm .

then,

Circumference = $14\times{\frac{22}{7}}$

= $\purple{44cm}$

2.

R = 35cm.

then,

Circumference = $2\times 35\times{\frac{22}{7}}$

= $\purple{220cm}$