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08-08-2018
Mathematics

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which of the following are CORRECT answers

which of the following are CORRECT answers class=

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08-08-2018

[tex] (2x+3)^2=11\to2x+3=\pm\sqrt{11}\ \ \ |-3\\\\2x=-\sqrt{11}-3\ \vee\ 2x=\sqrt{11}-3\ \ \ |:2\\\\x=\dfrac{-\sqrt{11}-3}{2}\ \vee\ x=\dfrac{\sqrt{11}-3}{2} [/tex]

Answer: C. and E.

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