MBA Exam

Each root of the equation ax3 – 7x2 + cx + 231 = 0 is an integer. One of the roots is times the
sum of the other two roots. What is the sum of all the possible values of a?

1) 17
2) -7
3) -17
4) not

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MBA Other Question

If a2 + b2 = c2 + d2 = 1, then find the value of (ac – bd)2 + (ad + bc)2.

1) –1
2) –2
3) 0
4) 1
5) 2
Remainder of 104^303 when divided by 101 ?Could you please explain the steps !Thank you