if one root of x²-3x+p=0 be double the other, find value of p
Hint. a+2a=3 and a×2a=p
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annumalk:
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ax²+bx+ c=0 prove that b²=4ac
its a complete ques.....
i think ques has given any condition
no
not any condition
use D =0 means b^2 - 4ac = 0 so b^2 = 4ac
yes
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