Question

a.If a+b=8 and ab=15 find a^2+ b^2​

Answer 1

Answer:

hi friends

Explanation:

(a^2+b^2) = (a+b)^2 -2ab

=> (8)^2 -2 x 15

=> 64 - 30

=> 34

so (a^2 +b2) = 34

hope this answer is helpful

thanku

Answer 2

ans- 34

explanation- a=5

b=3

a²+b²=?

5²+3²

25+9=34