A taxi driver had 44 fares to and from the airport last Monday. The price for a ride to the airport is $7, and the price for a r
1 answer:
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ANSWER
The first three expressions will simplify to a rational answer.
EXPLANATION
Let us simplify the expressions then we can see which of them are rational.
A.
We multiply out the roots to get
This simplifies to
This is a rational number hence the answer is rational.
B.
This is also a rational solution.
C.
This one too is a rational solution.
D.
This is an irrational answer because √3 is an irrational number and multiplying a rational number, 4 by an irrational number results in an irrational number.