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11 votes
Help please.
Sin(5x+4)=cos(x+32)
I need to show full work to the teacher.

Help please. Sin(5x+4)=cos(x+32) I need to show full work to the teacher.-example-1

1 Answer

11 votes

Answer: x=9

Step-by-step explanation:sin and cos are like complementary angles. They add up to 90 degrees. Using this formula sin x= cos y, where x+y=90 so we st the angle measure equal to 90 degrees . 5x+4= x+32=90 ⇒6x+36=90⇒6x=54, x=9

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