A) \[{{m}^{2}}-m(4r-1)+4{{r}^{2}}+2=0\]
B) \[{{m}^{2}}-m(4r+1)+4{{r}^{2}}-2=0\]
C) \[{{m}^{2}}-m(4r+1)+4{{r}^{2}}+2=0\]
D) \[{{m}^{2}}-m(4r-1)+4{{r}^{2}}-2=0\]
Correct Answer: B
Solution :
(i) The coefficient ofth term of is. (ii) If a, b, c are in AP, then According to the given conditions,You need to login to perform this action.
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