[tex]A=\left < 4,+\infty\right)\\\\B=\left(-2,5\right > \\\\A\cup B=\left(-2,+\infty\right)\\\\A\cap B=\left < 4,5\right > \\\\A-B=\left(5,+\infty\right)\\\\B-A=\left(-2,4\right)[/tex]
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[tex]A=\left < 4,+\infty\right)\\\\B=\left(-2,5\right > \\\\A\cup B=\left(-2,+\infty\right)\\\\A\cap B=\left < 4,5\right > \\\\A-B=\left(5,+\infty\right)\\\\B-A=\left(-2,4\right)[/tex]