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The value of {:(cos5^(@)cos20^(@)+cos35^...

The value of `{:(cos5^(@)cos20^(@)+cos35^(@)cos50^(@)),(-sin5^(@)sin20^(@)-sin35^(@)sin50^(@)):}/{:(sin5^(@)cos20^(@)-sin35^(@)cos50^(@)),(+cos5^(@)sin20^(@)-cos35^(@)sin50^(@)):}` is

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The correct Answer is:
`x=120^(@)`
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RESONANCE ENGLISH-DPP-QUESTION
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