What contribution did al-khwarizmi make to the world of mathematics?

a.
he developed the formula and process used to make persian rugs.

b.
his work became the basis for algebra.

c.
he created the number system based on chinese number system.

d.
he determined the formula for finding the hypotenuse of a right triangle.

Javier is considering two options for college. option a: complete the first two years of schooling at a community college and then transfer to a university. option b: complete all four years of schooling at the university. community college financial analysis costs per year financial aid package per year tuition & fees scholarships & grants $3,000 $1,000 room & board $1,000 university financial analysis costs per year financial aid package per year tuition & fees scholarships & grants $10,000 $15,000 room & board work-study $11,500 $4,000 which statement about the cost of the options is true? option b will save him $1,000. option b will save him $2,000. option a will save him $14,000. option a will save him $17,500.