noahm661 noahm661

28-04-2021
Mathematics

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12r^2-11r-15=0 solve the equation for all real solutions

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leothelionrah leothelionrah

28-04-2021

A=12 B=11 C=15

set up as

-11 (+,-) 11^2-12(15)

‐---------------------------

2(11)

there will be two answers exactly the same except one will be (+) & the other will have (-)

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