Find the length of DF or state what additional information your would need to find it

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

One of the solutions to x2 - 2x – 15 = 0 is x = -3. what is the other solution? ox=-5 ox= -1 0 x=1 x = 5