860x14 i need to find the standard algorithm to find each product

The system of equations graphed below has how many solutions?

7.(03.01 lc)which set represents the range of the function shown? {(-1, 5), (2,8), (5, 3), 13, -4)} (5 points){-1, 2, 5, 13){(5, -1), (8, 2), (3,5), (-4, 13)){-4, 3, 5, 8}{-4, -1, 2, 3, 5, 5, 8, 13}

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg