Question

Which of the following is obtained by subtracting x^2-y^2 from y^2-x^2
a)-2(x^2-y^2)
b)-2(x^2+y^2)
c)2(x^2+y^2)
d)2(x^2-y^2)

Answer 1

Answer:

a bye a

b bye b

c bye c

d bye d

Answer 2

Answer:

give no. baby