Question

tan root 3 x = sin 45 cos 45 +sin 30

Answer 1

Answer:

Step-by-step explanation:

RHS:

sin45.cos45+sin30

=1|√2.1|√2 + 1|2

= 1|2+1|2

=2|2

=1

now,

tan 3x = 1

but tan 45° = 1

therefore,

tan 3x = tan 45

means 3x = 45

& x=45÷3

hence x= 15