MBA Exam

P(1) =1P(2)=2, P(3) =3 , P(4)=4, P(5)=5, P(6)=6, P(7)=7P(8)=10P(9)= ?

1) 9
2) 11
3) 25
4) 23
5) CBD

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MBA Other Question

What is the condition for one root to be twice the other in a quadratic equation.ax2 + bx + c = 0?

1) b<sup>2</sup> = 4ac
2) 2b<sup>2</sup> = 9ac
3) c<sup>2</sup> = 4a + b<sup>2</sup>
4) c<sup>2</sup> = 9a – b<sup>2</sup>
Find the sum....3/4+5/36+7/144+9/400.........+19/8100With approach please.....sry no OA...