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

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

aϵZ0<b<1 a+b=20 b2+4b+85=?

Answered by MJS last updated on 26/Jun/20

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

204.47 a=4b=4+20 snsweris20

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