Latest exam Aptitude Question SOLUTION: Please help me. Solve by completing the square. 2x^2+10x+11=0 I get-5+-sqrt23/2 not sure how I got there. Is it right? How should I work it out.

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Previous Question: Again, this is from my nephews Home School course, and it stumps me. Thank you in advance for your help. "One number is 11 more than twice another number. If the sum of the numbers is twice their difference, find the numbers." Next Question: Show the graph for the quadratic function f(x)=(x-1)^2-2 Thank you for any help

(#M40134620) EXAM Numerical Ability question Keep an EYE

Please help me.

Solve by completing the square.
2x^2+10x+11=0

I get-5+-sqrt23/2

not sure how I got there. Is it right? How should I work it out.: Asked In exam (9 years ago); Unsolved; Is this Puzzle helpful? (0) (0) Submit Your Solution

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Previous Question: Again, this is from my nephews Home School course, and it stumps me. Thank you in advance for your help. "One number is 11 more than twice another number. If the sum of the numbers is twice their difference, find the numbers." Next Question: Show the graph for the quadratic function f(x)=(x-1)^2-2 Thank you for any help

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