ASAP please! Is the set of all songs sung by Elvis Presley
finite or infinite?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Find the area of an equilateral triangle with a side of 6 inches

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm