# math

posted by
**anna** on
.

how would u solve this: 2sin(x)-1=0

exact step to solving would be nice

thanx

Add one to both sides and divinde both sides by 2.

sin x = 1/2

Now look up the angle that has a sine of 1/2. That's the answer

what is a derpeciation expense

The word derpeciation does not exist. You probably mean depreciation. It is a bookkeeping estimate of how much value of an asset is lost because of use, againg, or the extraction of minerals.