lynnjill lynnjill
  • 09-07-2017
  • Mathematics
contestada

Given that tan2theta=3/8,what is the value of sec theta

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Аноним Аноним
  • 09-07-2017
there's an identity 

sec^2 x = 1 + tan^2 x

so here we have

sec^2 theta = 1 + (3/8)^2 =  73/64

sec theta =  sqrt 73 / 8  or  1.068 to nearest thousandth
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