Question

find the number of zeroes of x2-1​

Answer 1

Step-by-step explanation:

4 votes

x²+1=0x²=-1x=√-1x=i ∉R(or)x=-b± √b²-4ac/2ahere a=1 b=0c=1x=0 ± √0-4/2(1)=0±√-4/2=±2 ... More

Answer 2

Answer:

Step-by-step explanation:

x²-1=0

x²=1

x=+1,-1,√1