Question

if 4sin²ø-1=0,then find the value of ø l,hence find the value of cosø+tanø​

Answer 1

Answer:

Step-by-step explanation:

4sin^2ø-1=0

sin^2ø=1/4

sinø=1/2

ø=30 degree

then value of  

cosø + tanø= cos30 +tan 30

                    =√3/2 + 1/√3

                    = 5/2√3