Can anyone help with this

Which zero pair could be added to the function f(x) = x2 + 12x + 6 so that the function can be written in vertex form? o 3, -3o 6,629,-936, 36

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?

Write a function rule for  “the output is  5 less than the input.” let  xx  be the input and let  yy  be the output.