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If A={m: both roots of x^2-(m+1)x+m+4=0 ...

If A={m: both roots of `x^2-(m+1)x+m+4=0` is real} and B=`[-3,5)` which of the following is wrong?

A

`A-B=(-oo, -3)uu(5, oo)`

B

`AnnB={-3}`

C

`B-A=(-3, 5)`

D

`AuuB=R`

Text Solution

Verified by Experts

The correct Answer is:
A
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