Question

sin(2x-10)=cos 90°,then x=​

Answer 1

Answer:

5

Step-by-step explanation:

sin(2x-10)=cos 90°

=>sin(2x-10)=0

=>sin(2x-10)= sin 0°

therefore,

2x-10=0

=>2x=10

=>x=10/2

=>x=5

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Answer 2

Answer:

X=5

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