Question

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Answer 1

Explicación paso a paso:

$\frac{x + {tg}^{2}60 }{x - {sec}^{2}45 } = cosec30$

$\frac{x + ( { \sqrt{3} })^{2} }{x - ( { \sqrt{2} )}^{2} } = 2$

$\frac{x +3 }{x - 2} = 2$

$x + 3 = 2(x - 2)$

$x + 3 = 2x - 4$

$3 + 4 = 2x - x$

$7 = x$