how to solve radical equations



possible answers:
-11, 0, 2, 3, 5, 8, 11, 16, 100, or no possible solution

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

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