I've tried to get the answer for this 6 times now, plzzz help: write a formula that represents the number of people in the nth row (pre-calc problem, I only need the formula)

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.

Which point is a solution to y s 4x + 5?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.