How do you eliminate the radical sign?

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2