Question

Please help! Find the exact value

Answer 1

by using calculator...??

Answer 2

sin(75) = sin(45+30) = sin(45)cos(30)+cos(45)sin(30)

Now the numerator, denominator have standard angles of 45 and 30 which you can substitute from unit circle or trig tables and simplify.

Answer 3

thats the part im confused with

Answer 4

this is how far ive gotten

Answer 5

(4+2sqrt(3))/(3sqrt(2))

Answer 6

is it the answer katie ))

Answer 7

????