Question

2 points
Q21 The value of sin (45 +x) -
cos (45 - x) is (angles are given
in degree measure)
O 2
2 COS X
O 2 sin x
O
1
0​

Answer 1

Answer:

do it it's your exam isint it

Answer 2

Answer:

sin(45+x)-cos(45-x)

=sin(45+x)-cos{90-(45-x)}

=sin(45+x)-sin(45-x)

=0