Math, asked by wwwgaurav432, 1 year ago

FIND THE VALUE OF SEC -75 DEGREE

Answers

Answered by zarvis
33
Hey dear here is ur answer,

Sec75°=1/cos75°

So first we find out value of cos75°

So value of cos75°=cos(30°+45°)


=cos30°cos45°-sin30°a sin45°

Putting values

=√3/2×1/√2-1/2×1/√2

=√3-1/2√2

So value of sec75°=2√2/√3-1

Hope it will help you
Answered by gk7005260
15

Answer:

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