Question

more than one correct answer type questions:

matrix matching:
1) a,b,c have same sign, then
2) if a=c, then
3) if a+b+c=0, then one of its roots is
4) if a+c=b, then one of the root is
a) alpha bita =1
b) -1
c) alpha and bota are negative
d) 1​

Answer 1

Answer:

The answer is a option A

Answer 2

Answer is A for sure