Question

If tane = root 3(theta is acute angle) then find the value of 1+cos theta ​

Answer 1

Step-by-step explanation:

tan a=√3

a=60

1+cos60=1+1/2

=3/2=1.5

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Answer 2

hey mate here. is ur answer..

let x= theta...

tan x=sinx/cosx=√3

√3. sinx=cosx

3cos^2x=1-cos^2x

4cos^2 x =1

cosx=+1/2or cosx=-1/2

depending upon x is in which quadrant..

is in 1st or 2nd quadrant..

cosx=1/2

cosx+1=3/2.

now cosx=-1/2

1+cosx=1/2

hope it may help u...

and thnxx for this wonderful question...

#be crazy for maths....

#maths lover...