Assume markup is based on cost. Find the dollar markup and selling price for the following problem. (Round your answers to the n
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1) ?=102 degrees
2) x=132 degrees
3) y=69 degrees and x=96 degrees
i hope the photo helps show you each step
2) x=132 degrees
3) y=69 degrees and x=96 degrees
i hope the photo helps show you each step
We can rewrite the expression under the radical as
then taking the fourth root, we get
Why the absolute value? It's for the same reason that
since both and
return the same number
, and
captures both possibilities. From here, we have
The absolute values disappear on all but the term because all of
,
and
are positive, while
could potentially be negative. So we end up with