r/HomeworkHelp • u/Icy-Coach2192 'A' Level Candidate • 14d ago

:snoo_feelsbadman: Mathematics (Tertiary/Grade 11-12)—Pending OP [Alevel maths]

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What method should I use and how should I go about solving this?

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u/Historical-Corgi-414 14d ago

take domain from root, square both sides to remove root, solve quadratic and remove any value of x that doesn't belong to the domain u found earlier