Question

a quadratic equations whosr zeros are5 and -8 is​

Answer 1

${\large{\bold{\sf{→\:Let\: a=5 \:and\:b=-8}}}}$

= ${\large{\bold{\sf{(x+a)(x+b)}}}}$

= ${\large{\bold{\sf{x²+(a+b)x+ab}}}}$

= ${\large{\bold{\sf{x²+(5-8)x+(5)(-8)}}}}$

= ${\large{\boxed{\red{\sf{x²-3x-40}}}}}$

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Sai Charan | Shikshak of the year.