26. What is the interval notation for the following inequality? "x is greater than or equal to -3" O (-3,00) O (-∞, 3] O [-3,00) O (-∞, -3)

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A: According to our guidelines, we can answer only 3 sub-parts. So, please repost the rest parts.

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Q: ntinuous random variable has the density function x + 1 1<x<5 f(x)=160 0, elsewhere. Find the…

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