What is the nth term if the given sequence -7,12,-17

A) an = -7(-5)n-1
B) an = -12-5(n-1)
C) an = -7+5(n-1)
D) an = 3-5(n+1)

Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.

Find the area of an equilateral triangle with a side of 6 inches

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.