Question

3.
If a, B are the roots of the equation x2 + x + 1 = 0, then
prove that c4 + B4 + a-18-1 = 0.
4.
Find the quadratic equation, the sum of whose roots is 7 and
the sum of the squares of the roots is 25.

5. If the product of the roots of 4x3 + 16x2 - 9x - a = 0 is 9,
then find 'a'.
​

Answer 1

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