5. Hallar "x" si: Csc ( x + 55 ) = Sec ( 2x - 28 ) alternativas
21°
23°
25°
20°
21°
23°
25°
20°
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Verified answer
Respuesta:
21
Explicación paso a paso:
x+55+2x-28=90
3x+27=90
3x=63
x=21
Explicación paso a paso:
x+55 + 2x -28 = 90
3x + 27 = 90
3x = 63
x = 21
Respuesta : x = 21°
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