please answer
no spam
Attachments:
Answers
Answered by
6
see the attachment....
Attachments:
Answered by
6
Answer:
given
a+b+c=9
ab+bc+ca=24
find =a^2+b^2+c^2
let a=2. b=2 c=5
a+b+c=9
2+2+5=9
9=9
this are equal
second
ab+bc+ca
2×2+2×5+2×5=24
4+10+10=24
24=24
it's means
a^2+b^2+c^2
(2)^2+(2)^2+(5^2)
4+4+25
8+25
33
so option 2 is correct
Step-by-step explanation:
hope this is helpful from you
Similar questions