[20" If "[a times bb times ccxa]=lambda[abc]^(2)," then "lambda" is equal to "],[[" a."1," b."2],[" c."3," d."0]]

If [axxb bxxc c xxa]=lambda[abc]^(2) , then lambda is equal to

If [axxb bxxc c xxa]=lambda[abc]^(2) , then lambda is equal to

If [a xx b b xx c c xx a] lambda [a b c]^(2) then lambda is equal to

If [veca xx vecb vecb xx vecc vecc xx veca]=lambda[veca vecb vecc]^2 , then lambda is equal to

If [veca xx vecb vecb xx vecc vecc xx veca]=lambda[veca vecb vecc^(2)] , then lambda is equal to

If [baraxxbarb barbxxbarc barc xx bara]=lambda[bara barb barc]^(2) then lambda is equal to

If a + 2b - c = 0 and a xx b + b xx c + c xx a = lambda (a xx b) , then the value of lambda is equal to a)5 b)4 c)2 d)-2