Answer:
D
Step-by-step explanation:
Using sine rule
a/sin A =b/sin B
8/sin90° = x/sin60°
8 * sin60° = x
x =
Since,
1)
Differentiating with respect to x,
2)
Differentiating w. r. t x,
3)
Differentiating w. r. t. x,
4)
Differentiating w. r. t. t,
5)
Differentiating w. r. t. p,
6)
7)
Differentiating w. r. t. y,
List B