SOLUTION: Factor completely. 2b^2 + 200

Question 110629: Factor completely.
2b^2 + 200
Answer by jayanthihemkos@yahoo.com(87) (Show Source): You can put this solution on YOUR website!
2b^2+100
2(b^2+50)
if the expression is equated to zero, then the value of each term is equated to zero
2(b^2+50)=0
b^2+50= 0
b^2=-50
b= square root of -50
b =iroot 50
b = 7.1i

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