Question

Can somebody help me..... Please

Answer 1

`\large\boxed{B.\ (7)/(8)}`

Explanation:

`\text{Put the values}\ x=(15)/(8)\ \text{and}\ y=-3\ \text{to the expression}\ (3)/(8)y^2-(4)/(3)x:\\\\(3)/(8)(-3)^2-(4)/(3\!\!\!\!\diagup_1)}\cdot(15\!\!\!\!\!\diagup^5)/(8)=((3)(9))/(8)-((4)(5))/(8)=(27)/(8)-(20)/(8)=(27-20)/(8)=(7)/(8)`