Write an inequality for the sentence: twice a number, decreased by the quotient of that number and 2, is at least 12
1 answer:
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Actually Welcome to the Concept of the Symmetry,
Option A.) is correct,
=> N has only the Rotational Symmetry.
we are given
Firstly, we will factor numerators and denominators
we can see that
n^2 -6 is factor on both numerator and denominator
so, it will get cancelled
and n^2 -6 can not be equal to 0
so, one of restriction is
we can simplify it
we know that denominator can not be zero
so, option-B.......Answer