What is the slope of the line through (-12, 1) and (-1, 1)?

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

What are the first 4 terms in the multiplication pattern given by the formula 2×4n