SOLUTION: find b such that the trinomial x^2-bx+225 is a square

SOLUTION: find b such that the trinomial x^2-bx+225 is a square

Algebra.Com

Question 544777: find b such that the trinomial x^2-bx+225 is a square
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
x^2-bx+225
(x)^2-2*1*15(x)+225 is a perfect square
b= 30
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