If Eli spends $392 for 8 gigabytes of memory, then 
, where g is a gigabyte of memory. All you have to do is to reduce the equation. In this case, divide both sides by 8 to get 
. So the cost of 1 gigabyte of memory is $49.
What is the answer to 4 (-1/2)?
2 answers:
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Answer:
Step-by-step explanation:
We want to simplify:
We rewrite the expression under the radical sign to obtain:
We split the expression under the radical sign to get:
Recall that:
This implies that:
Therefore