Help mee this is due tomorrow

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)