write rationalizing factor of x+√x when x=3
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Answer:
We know that If the product of two surds is a rational number, then each factor is a rationalising factor of the other.
Now multiply
xy
to itself to make
xy
a rational number as shown below:
⇒(
xy
)×(
xy
)=xy
Hence,
xy
is the rationalising factor of
xy
.
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