Question

1) (5+2x)(7-2x)= (4x - 3)(3x + 3); 2) (3x-7)(x+2) = (x - 3)(x + 5)​

Answer 1

1. )

$x {}^{1 } = \frac{1 - 3 \sqrt{313} }{32}$

$x {}^{2} = \frac{1 + 3 \sqrt{313} }{32}$

2. )

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