4 since there are 4 digits to move the decimal
Answer:
Step-by-step explanation:
cos x=sin 2x
sin 2x-cos x=0
2 sin x cos x-cos x=0
cos x(2 sin x-1)=0
either cos x=0

or
2 sin x-1=0


Cross multiply.
5.4x=9*25.8
5.4x=232.2 Divide both sides by 5.4
x=43
Answer:
36.97+9.48
=$46.45
Step-by-step explanation:
hope it helps
if there is any there should not be tho