(n^2-3n+1)(2n+3)

I’m so confused and math makes no sense and please help

Which equation represents the line that passes through the points and (4, 10) and (2, 7)? y = 3/2x - 11y = 3/2x +4y = - 3/2x + 19y = - 3/2x + 16

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Solve the equation for b: a= (1/2)(b)(h)