1562 divided by 34 me figure out the answert i know the answer but i need to work it out but im 2 lazy 2

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)