Math, asked by lalitc2502, 1 year ago

If sin θ = cosθ
Find 2tanθ + cos²θ

Answers

Answered by harshitagarwal624
4

#hope it help u...BRAINLIEST PLSS

Attachments:

lalitc2502: What happened to the cos theta in the denominator when you were adding 2/cos theta + sin theta?
jhumursarkar68: Wrong answer
varun1369: your answer is also wrong lol
varun1369: jhumu.. rrrrrr
jhumursarkar68: I know
jhumursarkar68: Ans is 5/2
jhumursarkar68: jhumur is my mother's name
jhumursarkar68: my name is shreyan
jhumursarkar68: Ans is wrong due to typing mistake
varun1369: np dude, chill , never mind mr. shreyan
Answered by jhumursarkar68
1

sinθ=cosθ

sinθ/cosθ=1

tanθ=1

θ=45 degree

2tan^2θ+cos^2θ

=2(1)^2+cos^2 45

=2+(1/root2)^2

=2+1/2

=3/2

Plz mark it to brainliest...


jhumursarkar68: See it
lalitc2502: Thanks for the answer
varun1369: jhumur bro, your solution is up to mark, but your answer is incorrect, you have added incorrectly in the last step, correct answer is 5/2
jhumursarkar68: Yess
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