Respuesta :

Answer:

67.5sin12(x - 7.5) + 67.5

= 67.5[sin 12(x - 7.5) + 1]

= 67.5[sin(12x - 90) + 1]

= 67.5[ sin(12x)cos90 - cos(12x)sin90 + 1]

= 67.5[ -cos12x + 1]

= 67.5 - 67.5cos12x

Step-by-step explanation:

Answer:

that is by graph and solving steps

Step-by-step explanation:

hope it helps

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Ver imagen robertfmontefolka