Yo i need help please i need the correct answer i will give u a brainliest to please just help me

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)

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your