What is the perimeter of the triangle?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

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