How do you know what row of Pascal's Triangle to use to expand a binomial?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Why do interests rates on loans to be lower in a weak economy than in a strong one

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.