Estou com dificuldade em resolver essa equação do 2° grau por favor façam passo a passso. Eu sei que o resultado e -3, 4. -x²+x+12=0

What signals you that factoring by grouping is the best method to use when factoring a problem?

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles