Question

Q.1 If A= 2(x²+y²+z²) B= -x²+3y²-2z² and C= x²-y²-3z² then find:

(I) B-C-A

I have solved this question please tell me if I have mistaken in any step. I am in doubt please help​

Answer 1

Answer:

yes your answer is absolutely right

Step-by-step explanation:

I had also solved it ,it's right

Answer 2

Answer:

yes your answer is absolutely right

Step-by-step explanation:

I had also solved , it's right