Giải phương trình : y' - xy = x^{3} + x. Điều kiện y(1) = 1

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?