A chessboard has 64 squares on it. If each square is 1 inch by 1 inch, what is the area of the entire chessboard covered by the squares?

3382-299=3383- ? fill in the blank?

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).