Helping with homework ages 11-14 please J O I, N

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Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet