SOLUTION: Determine a value of b that will make the expression 16x^2+bx+49 become a perfect square trinomial

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Question 1105889: Determine a value of b that will make the expression 16x^2+bx+49 become a perfect square trinomial
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
16x%5E2%2Bbx%2B49=%284x%2B7%29%5E2

16x%5E2%2B28x%2B28x%2B49
16x%5E2%2B56x%2B49
According to corresponding places, 56=b.