Given the sets A\displaystyle {A}A and B\displaystyle {B}B in interval notation, A=(−∞,−1)∪(−1,+∞)\displaystyle {A}={\left(-\infty,-{1}\right)}\cup{\left(-{1},+\infty\right)}A=(−∞,−1)∪(−1,+∞) and B=(−∞,−3)∪(−3,+∞)\displaystyle {B}={\left(-\infty,-{3}\right)}\cup{\left(-{3},+\infty\right)}B=(−∞,−3)∪(−3,+∞) find A∩B=\displaystyle {A}\cap{B}=A∩B=
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