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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",10,"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},"knGfLKgFnXSFe0bsGP35Cr21VEVQWG","q","Find the quadratic equation whose roots are x = -2 or x = 7","ans",[414],3,"1988","course","mathematics","exp","x + 2 and x - 7 are factors
\n(x+2)(x+7) = 0
\n
\nx(x-7) + 2(x-7) = 0
\n
\nx² - 7x + 2x - 14 = 0
\n
\nx² - 5x - 14 = 0","opts",[422,423,424,425,426],"x² + 2x - 7 = 0","x² - 2x + 7 = 0","x² + 5 +14 = 0","x² - 5x - 14 = 0","x² + 5x - 14 = 0",19,"19","initComment","initReply","actionData","errors"]

WAEC - Mathematics (1988 - No. 19)

Explanation

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