Question number 17 and 19 please answer
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question no. 17 i don't know but in ques. 19
option D will come because the roots of an quadratic equation is. (-b±√D)÷2a
it means (-b ± √b^2-4ac)÷2a
plz make this brain list question
option D will come because the roots of an quadratic equation is. (-b±√D)÷2a
it means (-b ± √b^2-4ac)÷2a
plz make this brain list question
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