Question

Find tan and sin;sec=4,sin>0 PLZ EXPLAIN

Answer 1

sec can never be 4

Answer 2

cos varies from -1 to +1

Answer 3

it says in my text book

Answer 4

then its wrong, maximum value of sec is 1 and minimum is -1

Answer 5

using the pythagorean identities

Answer 6

answer to this is in my text book hold on i will send u the answer

Answer 7

then is not the sec theta =4 its the length of the side which is \[4^2=1^2+x^2-----x= \sqrt{16-1}=\sqrt{15}\]