What is the probability of these events whenwe randomly select a permutation of {1, 2,…, n} where n ≥ 4? a) 1 precedes 2. b) 2 precedes 1. c) 1 immediately precedes 2. d) n precedes 1 and n −1 precedes 2. e) n precedes 1 and n precedes 2.

For the equations below which statement is true ? -2x=14 6x=-42

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?