quadratic equation 22tlba- each solution of the given quadratic equation below. os SOLUTION 2a2 + 162-18=0 2116-18 2 2 a +8a-9=0 al +8a-9=0 > a +82-9+9=0+9 > a +8a=9 a? +Ba=9 ► a'+8a+16=9+16 a? +8a+16=25 Thus a? +8a+16=25 a+42=25 (a+4)=25 a+4=+25 > a+4=+5 a+4=5 at4-4=5-4 a=1 a+-4-5 a +4-4-5-4 a=.9
PA help po.. Branliest ko ang Maka sagot ng maayos..
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