द्विघात समीकरण ar-br+c=0, a+0 का मूल होता है
19.
-4ac
-b+ND2-4ac
-b+VD2
(A)
(B)
X=
X=-
4a
2a
- b ± √b² - 4ac
b+Vb2 - 4ac
(D)
X=-
4a
(C)
X=
DA
Answers
Answered by
0
Answer:
rhrurjjrj
Explanation:
ghgeueheeyyeyegeeyyegeyegeyeyeyege gyygggyufrhg
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