Factor x2 + 81 in the complex numbers. a) (x - 9)(x - 9) b) (x + 9)(x + 9) c) (x + 9i)(x + 9i) d) (x + 9i)(x - 9i)

Danny draws a transversal, t, on two parallel lines ab and cd, as shown below: he makes the following table to prove that the alternate interior angles are equal: which is the missing justification? (6 points) corresponding angles formed by a transversal on parallel lines are supplementary. corresponding angles formed by a transversal on parallel lines are congruent. co-interior angles formed by a transversal on parallel lines are congruent. co-exterior angles formed by a transversal on parallel lines are congruent.

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)