Question

find the exact values of each expression.
A)sin45degrees+cos60degrees
B)sin45degrees*cos45degrees
c)2sin pi/3-3tan pi/6

Answer 1

@johnweldon1993

Answer 2

do you know the sine of 45 degrees?
i.e. do you know
\[\sin(45)\]?

Answer 3

nope

Answer 4

then you can't do it
you need to find these numbers

Answer 5

use a calculator or a trig cheat sheet to find them
after that it is arithmetic

Answer 6

.8509035245