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These resources are designed to help you familiarize yourself with the exam format, identify key topics, and practice effectively. Whether you're preparing for the May/June or GCE sessions, our curated materials provide both objective and theory questions to enhance your study sessions.","tags","waec nigeria west africa examination council","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",18,"createdOn",1755991949910,"updatedOn","questionsCount",27220,"courseCount",23,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":427},"nVGFRpRmokTUDz6xodfThl0FgwU43y","q","Factorize the following expression; 2x² + x - 15","ans",[414],1,"1989","course","mathematics","exp","2x ² + x - 15; 2x ² + 6x - 5x - 15
\n
\n(2x ² + 6x) - ( 5x + 15)
\n
\n2x(x + 3) - 5(x + 3)
\n
\n(2x - 5)(x + 3)","opts",[422,423,424,425,426],"(2x+5)(x-3)","(2x-5)(x+3)","(2x-5)(x-3)","(2x-3)(x+5)","(2x+5)(x+3)",9,"9","initComment","initReply","actionData","errors"]

WAEC - Mathematics (1989 - No. 9)

Explanation

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