What two numbers multiplied together equal -36 but then added together equal 16

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?