I have this question regarding set theory and probability that i am struggling on: Q: A group of international students take part in a survey on the nationality of their parents. E= English...

I have this question regarding set theory and probability that i am struggling on: Q: A group of international students take part in a survey on the nationality of their parents. E= English...

What is the "nth term" formula for the pattern and how do you find it: 3, 9, 27, 81, 243 ( i understand that the number is multiplied by 3 each time, but i don't know how to find...

how to write a matrix A+2B=c as an equation in terms of x , where A=(2 -3 ...

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