If 81 x 2- k -9 x -1-59 x -1-5- whats the value of k

81 x^2 1/25 = 81 x^2 k K = 1/25 ...

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Roots of Quadratic Equation

If 81 x 2- k ...

Question

If 81 $x^{2}$ - k = (9x + $\frac{1}{5}$ )(9x - $\frac{1}{5}$ ), whats the value of k

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\frac{(2 x + 3) (3 x - 4)}{(x - 1) (4 x + 5)} = f (x) - \frac{5}{9 (x - 1)} + \frac{31}{18 (4 x + 5)}

f (x) = k / 2

k

F a c t o r i s e : 81 x^{2} - 1

x^{2} - 9 x + k = 0

1

k

k

3 x - 4 y = 5

9 x - 12 y = k

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