please! can someone try and and give me ANY sign to how to solve this. please try if you might know I'll love u forever I have two hours till I gotta turn it in​

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle

Find the root(s) of f (x) = (x- 6)2(x + 2)2.

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer