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**Use trail and improvement to find the positive solution to this equation x(x+4) = 90 your answer should look like X is between a and b a and b are 0.1 apart what is x between?**

This is a hard question so 15 points guys.

Please give me some working out.

Thanks

**Answer**

x2+4x=90 a=b+c/2 a=4+90/2 a=47 b=c-a/2 b=90-47/2c

##### Virtual Teaching Assistant: John B.

##### Question Level: Basic

##### Karma: Free

##### Upload Date: 5/31/2017

This 52 words question was answered by John B. on StudySoup on 5/31/2017. The question contains content related to Math Since its upload, it has received 52 views.