Question Number 100369 by Fikret last updated on 26/Jun/20

aεZ   0<b<1      a+b=(√(20))  b^2 +4b+8(√5)=?

Answered by MJS last updated on 26/Jun/20

(√(20))≈4.47  ⇒ a=4∧b=−4+(√(20))  ⇒ snswer is 20