Solve the quadratic equation numerically (using tables of x- and y- values). x squared + 2 x + 1 = 0 a. x = -1 c. x = -3 b. x = 1 or x = -3 d. x = 2 or x = -1

Given the graph below state whether or not the relation is a function, and give the domain and range.

When only separate discreet points are graphed it is called?

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem