Question

If a+b=8 and ab=15 find the value of a^4+a^2b^2+b^4

Answer 1

Answer:

a+b=8 and ab=15 we have to find the value of a^4+a^2b^2+ b^4

let a=3

a+b=8

3+b=8

b=8-3

b=5

ab=15

3*5=15

(3)^4+(3)^2 (5)^2+(5)^4

81+9*25+625

81+225+625

931