What is the vertex of the parabola in the graph?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b