What is a coefficientfree credit15 points

Anumerical or constant quantity placed before and multiplying the variable in an algebraic expression. like the number before a variable. ( the 4 in 4x) you can literally google this

Answercounterclockwise rotation about the origin by 180 degrees followed by reflection about the y-axisexplanationthe given figure has verticesrecall that for counterclockwise rotation about the origin, when we rotate figure pqrs counterclockwise through an angle of 180° about the origin, the coordinates will becomenext, we reflect in the y-axis by negating the x-coordinates of the resulting figure to obtain,therefore the correct answer is c