Question

rewrite with only sin x and cos x

sin 2x- cos x

help?

Answer 1

sin2x=2 sin x * cos x
put it in there and get the results ;)

Answer 2

wait so I plug in for x

Answer 3

@itsmylife

Answer 4

the sin2x

Answer 5

no put sin 2x = sinx * cos x

Answer 6

2 sinx - cos^2x?

Answer 7

@itsmylife

Answer 8

nope

Answer 9

hmmm

Answer 10

2 sinx cos x - cos x
cos x (2 sin x -1)

Answer 11

oh sweet thx

Answer 12

np ;)