Question

a²+b²=0 then 2a-3b=?​

Answer 1

Answer:

as per your question :-

Step-by-step explanation:

if , a^2 + b^2 = 0

so, a^2 = - b^2

a = - b

then,

2a - 3b

= (2 × - b) - 3b

= -2b - 3b

= -5b