There are eight runners in the 100- meter dash. in how many ways can the runners finish in first, second, and third place?

Two lines that do not intersect are skew. always sometimes or never

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?