A) 0
B) 2
C) 1
D) -1
Correct Answer: C
Solution :
\[|B|=5(-5)-2\alpha (-\alpha )-2\alpha \] \[=2{{\alpha }^{2}}-2\alpha -25\] \[1+A|=0\] \[{{\alpha }^{2}}-\alpha -12=0\] Sum = 1You need to login to perform this action.
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